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5533444 = 227832381
BaseRepresentation
bin10101000110111100000100
3101102010110101
4111012330010
52404032234
6314333444
765014330
oct25067404
911363411
105533444
11313a3a4
121a2a284
1311b9837
14a407c0
15744814
hex546f04

5533444 has 24 divisors (see below), whose sum is σ = 11204928. Its totient is φ = 2341920.

The previous prime is 5533441. The next prime is 5533447. The reversal of 5533444 is 4443355.

It is an interprime number because it is at equal distance from previous prime (5533441) and next prime (5533447).

It is a super-2 number, since 2×55334442 = 61238005002272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (5533441) 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, 1134 + ... + 3514.

It is an arithmetic number, because the mean of its divisors is an integer number (466872).

Almost surely, 25533444 is an apocalyptic number.

It is an amenable number.

5533444 is an abundant number, since it is smaller than the sum of its proper divisors (5671484).

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

5533444 is a wasteful number, since it uses less digits than its factorization.

5533444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2475 (or 2473 counting only the distinct ones).

The product of its digits is 14400, while the sum is 28.

The square root of 5533444 is about 2352.3273581711. The cubic root of 5533444 is about 176.8744787658.

Adding to 5533444 its reverse (4443355), we get a palindrome (9976799).

The spelling of 5533444 in words is "five million, five hundred thirty-three thousand, four hundred forty-four".

Divisors: 1 2 4 7 14 28 83 166 332 581 1162 2324 2381 4762 9524 16667 33334 66668 197623 395246 790492 1383361 2766722 5533444