10504557 has 12 divisors (see below), whose sum is σ = 17340960. Its totient is φ = 6002568.

The previous prime is 10504553. The next prime is 10504561. The reversal of 10504557 is 75540501.

10504557 is a `hidden beast` number, since 105 + 0 + 4 + 557 = 666.

It is an interprime number because it is at equal distance from previous prime (10504553) and next prime (10504561).

It is not a de Polignac number, because 10504557 - 2² = 10504553 is a prime.

It is a super-2 number, since 2×10504557² = 220691435532498, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10504557.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10504553) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 83307 + ... + 83432.

It is an arithmetic number, because the mean of its divisors is an integer number (1445080).

Almost surely, 2^10504557 is an apocalyptic number.

It is an amenable number.

10504557 is a deficient number, since it is larger than the sum of its proper divisors (6836403).

10504557 is a wasteful number, since it uses less digits than its factorization.

10504557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166752 (or 166749 counting only the distinct ones).

The product of its (nonzero) digits is 3500, while the sum is 27.

The square root of 10504557 is about 3241.0734332934. The cubic root of 10504557 is about 219.0076309345.

The spelling of 10504557 in words is "ten million, five hundred four thousand, five hundred fifty-seven".