16534572 has 12 divisors (see below), whose sum is σ = 38580696. Its totient is φ = 5511520.

The previous prime is 16534561. The next prime is 16534577. The reversal of 16534572 is 27543561.

16534572 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (16534577) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 688929 + ... + 688952.

It is an arithmetic number, because the mean of its divisors is an integer number (3215058).

Almost surely, 2^16534572 is an apocalyptic number.

16534572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16534572 is an abundant number, since it is smaller than the sum of its proper divisors (22046124).

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

16534572 is a wasteful number, since it uses less digits than its factorization.

16534572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1377888 (or 1377886 counting only the distinct ones).

The product of its digits is 25200, while the sum is 33.

The square root of 16534572 is about 4066.2724945581. The cubic root of 16534572 is about 254.7598508012.

The spelling of 16534572 in words is "sixteen million, five hundred thirty-four thousand, five hundred seventy-two".