15970402 has 16 divisors (see below), whose sum is σ = 28046592. Its totient is φ = 6677280.

The previous prime is 15970399. The next prime is 15970411. The reversal of 15970402 is 20407951.

It is a happy number.

15970402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13338 + ... + 14485.

It is an arithmetic number, because the mean of its divisors is an integer number (1752912).

Almost surely, 2^15970402 is an apocalyptic number.

15970402 is a deficient number, since it is larger than the sum of its proper divisors (12076190).

15970402 is a wasteful number, since it uses less digits than its factorization.

15970402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27873.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 15970402 is about 3996.2985373968. The cubic root of 15970402 is about 251.8287343059.

The spelling of 15970402 in words is "fifteen million, nine hundred seventy thousand, four hundred two".