331252412 has 12 divisors (see below), whose sum is σ = 613791360. Its totient is φ = 155883456.

The previous prime is 331252409. The next prime is 331252421. The reversal of 331252412 is 214252133.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2435612 + ... + 2435747.

It is an arithmetic number, because the mean of its divisors is an integer number (51149280).

Almost surely, 2^331252412 is an apocalyptic number.

It is an amenable number.

331252412 is a deficient number, since it is larger than the sum of its proper divisors (282538948).

331252412 is a wasteful number, since it uses less digits than its factorization.

331252412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4871380 (or 4871378 counting only the distinct ones).

The product of its digits is 1440, while the sum is 23.

The square root of 331252412 is about 18200.3409858167. The cubic root of 331252412 is about 691.9154312103.

The spelling of 331252412 in words is "three hundred thirty-one million, two hundred fifty-two thousand, four hundred twelve".