402079612 has 18 divisors (see below), whose sum is σ = 773422664. Its totient is φ = 182763240.

The previous prime is 402079607. The next prime is 402079619. The reversal of 402079612 is 216970204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402079619) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 414888 + ... + 415855.

Almost surely, 2^402079612 is an apocalyptic number.

It is an amenable number.

402079612 is a deficient number, since it is larger than the sum of its proper divisors (371343052).

402079612 is a wasteful number, since it uses less digits than its factorization.

402079612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 830769 (or 830756 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 402079612 is about 20051.9229003106. The cubic root of 402079612 is about 738.0809859152.

The spelling of 402079612 in words is "four hundred two million, seventy-nine thousand, six hundred twelve".