531628912 has 10 divisors (see below), whose sum is σ = 1030031048. Its totient is φ = 265814448.

The previous prime is 531628907. The next prime is 531628939. The reversal of 531628912 is 219826135.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 16613388 + ... + 16613419.

Almost surely, 2^531628912 is an apocalyptic number.

It is an amenable number.

531628912 is a deficient number, since it is larger than the sum of its proper divisors (498402136).

531628912 is a wasteful number, since it uses less digits than its factorization.

531628912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33226815 (or 33226809 counting only the distinct ones).

The product of its digits is 25920, while the sum is 37.

The square root of 531628912 is about 23057.0794334408. The cubic root of 531628912 is about 810.0954579365.

The spelling of 531628912 in words is "five hundred thirty-one million, six hundred twenty-eight thousand, nine hundred twelve".