56056620 has 24 divisors (see below), whose sum is σ = 156958704. Its totient is φ = 14948416.

The previous prime is 56056619. The next prime is 56056643. The reversal of 56056620 is 2665065.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 467079 + ... + 467198.

It is an arithmetic number, because the mean of its divisors is an integer number (6539946).

Almost surely, 2^56056620 is an apocalyptic number.

It is an amenable number.

56056620 is an abundant number, since it is smaller than the sum of its proper divisors (100902084).

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

56056620 is a wasteful number, since it uses less digits than its factorization.

56056620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934289 (or 934287 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 56056620 is about 7487.0969006685. The cubic root of 56056620 is about 382.7151337937.

The spelling of 56056620 in words is "fifty-six million, fifty-six thousand, six hundred twenty".