56211752 has 32 divisors (see below), whose sum is σ = 108011880. Its totient is φ = 27417600.

The previous prime is 56211751. The next prime is 56211763. The reversal of 56211752 is 25711265.

56211752 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 55562116 + 649636 = 7454^2 + 806^2 .

It is a super-2 number, since 2×56211752² = 6319522125819008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56211751) 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, 58508 + ... + 59460.

Almost surely, 2^56211752 is an apocalyptic number.

It is an amenable number.

56211752 is a deficient number, since it is larger than the sum of its proper divisors (51800128).

56211752 is a wasteful number, since it uses less digits than its factorization.

56211752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1133 (or 1129 counting only the distinct ones).

The product of its digits is 4200, while the sum is 29.

The square root of 56211752 is about 7497.4496997312. The cubic root of 56211752 is about 383.0678526445.

The spelling of 56211752 in words is "fifty-six million, two hundred eleven thousand, seven hundred fifty-two".