16164532 has 6 divisors (see below), whose sum is σ = 28287938. Its totient is φ = 8082264.

The previous prime is 16164527. The next prime is 16164553. The reversal of 16164532 is 23546161.

It can be written as a sum of positive squares in only one way, i.e., 11262736 + 4901796 = 3356^2 + 2214^2 .

It is a super-2 number, since 2×16164532² = 522584189558048, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16164532.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2020563 + ... + 2020570.

Almost surely, 2^16164532 is an apocalyptic number.

It is an amenable number.

16164532 is a deficient number, since it is larger than the sum of its proper divisors (12123406).

16164532 is a wasteful number, since it uses less digits than its factorization.

16164532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4041137 (or 4041135 counting only the distinct ones).

The product of its digits is 4320, while the sum is 28.

The square root of 16164532 is about 4020.5138975012. The cubic root of 16164532 is about 252.8450049728.

The spelling of 16164532 in words is "sixteen million, one hundred sixty-four thousand, five hundred thirty-two".