931242812 has 6 divisors (see below), whose sum is σ = 1629674928. Its totient is φ = 465621404.

The previous prime is 931242811. The next prime is 931242827. The reversal of 931242812 is 218242139.

931242812 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (931242811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116405348 + ... + 116405355.

It is an arithmetic number, because the mean of its divisors is an integer number (271612488).

Almost surely, 2^931242812 is an apocalyptic number.

It is an amenable number.

931242812 is a deficient number, since it is larger than the sum of its proper divisors (698432116).

931242812 is a wasteful number, since it uses less digits than its factorization.

931242812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232810707 (or 232810705 counting only the distinct ones).

The product of its digits is 6912, while the sum is 32.

The square root of 931242812 is about 30516.2712663261. The cubic root of 931242812 is about 976.5346201493.

The spelling of 931242812 in words is "nine hundred thirty-one million, two hundred forty-two thousand, eight hundred twelve".