15973072 has 20 divisors (see below), whose sum is σ = 32577280. Its totient is φ = 7566048.

The previous prime is 15973051. The next prime is 15973103. The reversal of 15973072 is 27037951.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25968 + ... + 26575.

It is an arithmetic number, because the mean of its divisors is an integer number (1628864).

Almost surely, 2^15973072 is an apocalyptic number.

It is an amenable number.

15973072 is an abundant number, since it is smaller than the sum of its proper divisors (16604208).

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

15973072 is a wasteful number, since it uses less digits than its factorization.

15973072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52570 (or 52564 counting only the distinct ones).

The product of its (nonzero) digits is 13230, while the sum is 34.

The square root of 15973072 is about 3996.6325825625. The cubic root of 15973072 is about 251.8427674582.

The spelling of 15973072 in words is "fifteen million, nine hundred seventy-three thousand, seventy-two".