1056504 has 16 divisors (see below), whose sum is σ = 2641320. Its totient is φ = 352160.

The previous prime is 1056493. The next prime is 1056509. The reversal of 1056504 is 4056501.

It is a happy number.

It is a super-2 number, since 2×1056504² = 2232401404032, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21987 + ... + 22034.

2^1056504 is an apocalyptic number.

It is an amenable number.

1056504 is an abundant number, since it is smaller than the sum of its proper divisors (1584816).

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

1056504 is a wasteful number, since it uses less digits than its factorization.

1056504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44030 (or 44026 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 1056504 is about 1027.8638042075. The cubic root of 1056504 is about 101.8490654999.

The spelling of 1056504 in words is "one million, fifty-six thousand, five hundred four".