15339072 has 112 divisors (see below), whose sum is σ = 47256192. Its totient is φ = 4300800.

The previous prime is 15339059. The next prime is 15339073. The reversal of 15339072 is 27093351.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15339073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135688 + ... + 135800.

Almost surely, 2^15339072 is an apocalyptic number.

15339072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15339072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23628096).

15339072 is an abundant number, since it is smaller than the sum of its proper divisors (31917120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15339072 is a wasteful number, since it uses less digits than its factorization.

15339072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236 (or 226 counting only the distinct ones).

The product of its (nonzero) digits is 5670, while the sum is 30.

The square root of 15339072 is about 3916.5127345637. The cubic root of 15339072 is about 248.4656530494.

The spelling of 15339072 in words is "fifteen million, three hundred thirty-nine thousand, seventy-two".