16122664 has 16 divisors (see below), whose sum is σ = 32008500. Its totient is φ = 7587072.

The previous prime is 16122649. The next prime is 16122703. The reversal of 16122664 is 46622161.

It can be written as a sum of positive squares in 2 ways, for example, as 13032100 + 3090564 = 3610^2 + 1758^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59139 + ... + 59410.

Almost surely, 2^16122664 is an apocalyptic number.

It is an amenable number.

16122664 is a deficient number, since it is larger than the sum of its proper divisors (15885836).

16122664 is a wasteful number, since it uses less digits than its factorization.

16122664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118572 (or 118568 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

The square root of 16122664 is about 4015.3037245020. The cubic root of 16122664 is about 252.6265169977.

The spelling of 16122664 in words is "sixteen million, one hundred twenty-two thousand, six hundred sixty-four".