56043500 has 24 divisors (see below), whose sum is σ = 122400096. Its totient is φ = 22417200.

The previous prime is 56043439. The next prime is 56043511. The reversal of 56043500 is 534065.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55544 + ... + 56543.

It is an arithmetic number, because the mean of its divisors is an integer number (5100004).

Almost surely, 2^56043500 is an apocalyptic number.

56043500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

56043500 is an abundant number, since it is smaller than the sum of its proper divisors (66356596).

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

56043500 is a wasteful number, since it uses less digits than its factorization.

56043500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112106 (or 112094 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 56043500 is about 7486.2206753475. The cubic root of 56043500 is about 382.6852734231.

Adding to 56043500 its reverse (534065), we get a palindrome (56577565).

The spelling of 56043500 in words is "fifty-six million, forty-three thousand, five hundred".