15791402 has 16 divisors (see below), whose sum is σ = 27361152. Its totient is φ = 6755520.

The previous prime is 15791401. The next prime is 15791417. The reversal of 15791402 is 20419751.

It is not an unprimeable number, because it can be changed into a prime (15791401) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 20738 + ... + 21485.

It is an arithmetic number, because the mean of its divisors is an integer number (1710072).

Almost surely, 2^15791402 is an apocalyptic number.

15791402 is a deficient number, since it is larger than the sum of its proper divisors (11569750).

15791402 is a wasteful number, since it uses less digits than its factorization.

15791402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42253.

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 15791402 is about 3973.8397048698. The cubic root of 15791402 is about 250.8843453777.

The spelling of 15791402 in words is "fifteen million, seven hundred ninety-one thousand, four hundred two".