15397102 has 8 divisors (see below), whose sum is σ = 26395056. Its totient is φ = 6598752.

The previous prime is 15397079. The next prime is 15397103. The reversal of 15397102 is 20179351.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15397103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 549883 + ... + 549910.

It is an arithmetic number, because the mean of its divisors is an integer number (3299382).

Almost surely, 2^15397102 is an apocalyptic number.

15397102 is a deficient number, since it is larger than the sum of its proper divisors (10997954).

15397102 is a wasteful number, since it uses less digits than its factorization.

15397102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099802.

The product of its (nonzero) digits is 1890, while the sum is 28.

The square root of 15397102 is about 3923.9141173069. The cubic root of 15397102 is about 248.7785863126.

The spelling of 15397102 in words is "fifteen million, three hundred ninety-seven thousand, one hundred two".