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4243948 = 2217139449
BaseRepresentation
bin10000001100000111101100
321222121121021
4100030013230
52041301243
6230543524
751034012
oct20140754
97877537
104243948
1124395a5
121507ba4
13b57917
147c68b2
1558c6ed
hex40c1ec

4243948 has 24 divisors (see below), whose sum is σ = 7938000. Its totient is φ = 1978368.

The previous prime is 4243933. The next prime is 4243949. The reversal of 4243948 is 8493424.

4243948 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×42439482 = 36022189253408, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a d-powerful number, because it can be written as 44 + 27 + 47 + 33 + 92 + 411 + 85 .

It is not an unprimeable number, because it can be changed into a prime (4243949) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9228 + ... + 9676.

It is an arithmetic number, because the mean of its divisors is an integer number (330750).

Almost surely, 24243948 is an apocalyptic number.

It is an amenable number.

4243948 is a deficient number, since it is larger than the sum of its proper divisors (3694052).

4243948 is a wasteful number, since it uses less digits than its factorization.

4243948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609 (or 607 counting only the distinct ones).

The product of its digits is 27648, while the sum is 34.

The square root of 4243948 is about 2060.0844642878. The cubic root of 4243948 is about 161.9036667526.

The spelling of 4243948 in words is "four million, two hundred forty-three thousand, nine hundred forty-eight".

Divisors: 1 2 4 17 34 68 139 278 449 556 898 1796 2363 4726 7633 9452 15266 30532 62411 124822 249644 1060987 2121974 4243948