16247372 has 6 divisors (see below), whose sum is σ = 28432908. Its totient is φ = 8123684.

The previous prime is 16247353. The next prime is 16247381. The reversal of 16247372 is 27374261.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2030918 + ... + 2030925.

It is an arithmetic number, because the mean of its divisors is an integer number (4738818).

Almost surely, 2^16247372 is an apocalyptic number.

It is an amenable number.

16247372 is a deficient number, since it is larger than the sum of its proper divisors (12185536).

16247372 is a wasteful number, since it uses less digits than its factorization.

16247372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4061847 (or 4061845 counting only the distinct ones).

The product of its digits is 14112, while the sum is 32.

The square root of 16247372 is about 4030.8028976868. The cubic root of 16247372 is about 253.2761959476.

The spelling of 16247372 in words is "sixteen million, two hundred forty-seven thousand, three hundred seventy-two".