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5440068 = 2233172963
BaseRepresentation
bin10100110000001001000100
3101020101101000
4110300021010
52343040233
6312333300
764145154
oct24601104
911211330
105440068
113086227
1219a4230
13118619a
14a18764
15726d13
hex530244

5440068 has 48 divisors (see below), whose sum is σ = 14938560. Its totient is φ = 1706112.

The previous prime is 5440067. The next prime is 5440087. The reversal of 5440068 is 8600445.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (5440067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 355 + ... + 3317.

It is an arithmetic number, because the mean of its divisors is an integer number (311220).

Almost surely, 25440068 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5440068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7469280).

5440068 is an abundant number, since it is smaller than the sum of its proper divisors (9498492).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5440068 is a wasteful number, since it uses less digits than its factorization.

5440068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2993 (or 2985 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 5440068 is about 2332.3953352723. The cubic root of 5440068 is about 175.8739196882.

The spelling of 5440068 in words is "five million, four hundred forty thousand, sixty-eight".

Divisors: 1 2 3 4 6 9 12 17 18 27 34 36 51 54 68 102 108 153 204 306 459 612 918 1836 2963 5926 8889 11852 17778 26667 35556 50371 53334 80001 100742 106668 151113 160002 201484 302226 320004 453339 604452 906678 1360017 1813356 2720034 5440068