56762216 has 32 divisors (see below), whose sum is σ = 122783040. Its totient is φ = 24096768.

The previous prime is 56762213. The next prime is 56762221. The reversal of 56762216 is 61226765.

56762216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (56762213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1256 + ... + 10728.

It is an arithmetic number, because the mean of its divisors is an integer number (3836970).

Almost surely, 2^56762216 is an apocalyptic number.

56762216 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56762216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61391520).

56762216 is an abundant number, since it is smaller than the sum of its proper divisors (66020824).

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

56762216 is a wasteful number, since it uses less digits than its factorization.

56762216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9593 (or 9589 counting only the distinct ones).

The product of its digits is 30240, while the sum is 35.

The square root of 56762216 is about 7534.0703474284. The cubic root of 56762216 is about 384.3142140288.

The spelling of 56762216 in words is "fifty-six million, seven hundred sixty-two thousand, two hundred sixteen".