14991372 has 48 divisors (see below), whose sum is σ = 42403200. Its totient is φ = 4542480.

The previous prime is 14991367. The next prime is 14991373. The reversal of 14991372 is 27319941.

It is a super-3 number, since 3×14991372³ (a number of 23 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (14991373) 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, 5122 + ... + 7497.

It is an arithmetic number, because the mean of its divisors is an integer number (883400).

Almost surely, 2^14991372 is an apocalyptic number.

14991372 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

14991372 is an abundant number, since it is smaller than the sum of its proper divisors (27411828).

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

14991372 is a wasteful number, since it uses less digits than its factorization.

14991372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12643 (or 12635 counting only the distinct ones).

The product of its digits is 13608, while the sum is 36.

The square root of 14991372 is about 3871.8693159765. The cubic root of 14991372 is about 246.5739128578.

The spelling of 14991372 in words is "fourteen million, nine hundred ninety-one thousand, three hundred seventy-two".