552631812 has 36 divisors (see below), whose sum is σ = 1309134960. Its totient is φ = 181443504.

The previous prime is 552631789. The next prime is 552631817. The reversal of 552631812 is 218136255.

It is not an unprimeable number, because it can be changed into a prime (552631817) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48739 + ... + 58997.

It is an arithmetic number, because the mean of its divisors is an integer number (36364860).

Almost surely, 2^552631812 is an apocalyptic number.

It is an amenable number.

552631812 is an abundant number, since it is smaller than the sum of its proper divisors (756503148).

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

552631812 is a wasteful number, since it uses less digits than its factorization.

552631812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10400 (or 10331 counting only the distinct ones).

The product of its digits is 14400, while the sum is 33.

The square root of 552631812 is about 23508.1222559353. The cubic root of 552631812 is about 820.6260398656.

It can be divided in two parts, 55263 and 1812, that added together give a palindrome (57075).

The spelling of 552631812 in words is "five hundred fifty-two million, six hundred thirty-one thousand, eight hundred twelve".