56217470 has 32 divisors (see below), whose sum is σ = 107565408. Its totient is φ = 21081088.

The previous prime is 56217443. The next prime is 56217527. The reversal of 56217470 is 7471265.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58514 + ... + 59466.

It is an arithmetic number, because the mean of its divisors is an integer number (3361419).

Almost surely, 2^56217470 is an apocalyptic number.

56217470 is a deficient number, since it is larger than the sum of its proper divisors (51347938).

56217470 is a wasteful number, since it uses less digits than its factorization.

56217470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1324.

The product of its (nonzero) digits is 11760, while the sum is 32.

The square root of 56217470 is about 7497.8310197016. The cubic root of 56217470 is about 383.0808410775.

The spelling of 56217470 in words is "fifty-six million, two hundred seventeen thousand, four hundred seventy".