16534372 has 6 divisors (see below), whose sum is σ = 28935158. Its totient is φ = 8267184.

The previous prime is 16534369. The next prime is 16534373. The reversal of 16534372 is 27343561.

It can be written as a sum of positive squares in only one way, i.e., 13351716 + 3182656 = 3654^2 + 1784^2 .

It is not an unprimeable number, because it can be changed into a prime (16534373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2066793 + ... + 2066800.

Almost surely, 2^16534372 is an apocalyptic number.

It is an amenable number.

16534372 is a deficient number, since it is larger than the sum of its proper divisors (12400786).

16534372 is a wasteful number, since it uses less digits than its factorization.

16534372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4133597 (or 4133595 counting only the distinct ones).

The product of its digits is 15120, while the sum is 31.

The square root of 16534372 is about 4066.2479019361. The cubic root of 16534372 is about 254.7588236166.

The spelling of 16534372 in words is "sixteen million, five hundred thirty-four thousand, three hundred seventy-two".