52311556 has 12 divisors (see below), whose sum is σ = 99867600. Its totient is φ = 23777960.

The previous prime is 52311547. The next prime is 52311559. The reversal of 52311556 is 65511325.

It is a super-2 number, since 2×52311556² = 5472997782282272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52311559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 594406 + ... + 594493.

It is an arithmetic number, because the mean of its divisors is an integer number (8322300).

Almost surely, 2^52311556 is an apocalyptic number.

It is an amenable number.

52311556 is a deficient number, since it is larger than the sum of its proper divisors (47556044).

52311556 is a wasteful number, since it uses less digits than its factorization.

52311556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1188914 (or 1188912 counting only the distinct ones).

The product of its digits is 4500, while the sum is 28.

The square root of 52311556 is about 7232.6728116237. The cubic root of 52311556 is about 373.9950717606.

The spelling of 52311556 in words is "fifty-two million, three hundred eleven thousand, five hundred fifty-six".