14533728 has 48 divisors (see below), whose sum is σ = 41622336. Its totient is φ = 4403840.

The previous prime is 14533697. The next prime is 14533741. The reversal of 14533728 is 82733541.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×14533728² = 422458499155968, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5826 + ... + 7937.

It is an arithmetic number, because the mean of its divisors is an integer number (867132).

Almost surely, 2^14533728 is an apocalyptic number.

It is an amenable number.

14533728 is an abundant number, since it is smaller than the sum of its proper divisors (27088608).

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

14533728 is a wasteful number, since it uses less digits than its factorization.

14533728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13787 (or 13779 counting only the distinct ones).

The product of its digits is 20160, while the sum is 33.

The square root of 14533728 is about 3812.3126839230. The cubic root of 14533728 is about 244.0388722445.

The spelling of 14533728 in words is "fourteen million, five hundred thirty-three thousand, seven hundred twenty-eight".