16899964 has 6 divisors (see below), whose sum is σ = 29574944. Its totient is φ = 8449980.

The previous prime is 16899959. The next prime is 16899973. The reversal of 16899964 is 46999861.

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, 2112492 + ... + 2112499.

Almost surely, 2^16899964 is an apocalyptic number.

It is an amenable number.

16899964 is a deficient number, since it is larger than the sum of its proper divisors (12674980).

16899964 is a wasteful number, since it uses less digits than its factorization.

16899964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4224995 (or 4224993 counting only the distinct ones).

The product of its digits is 839808, while the sum is 52.

The square root of 16899964 is about 4110.9565796783. The cubic root of 16899964 is about 256.6228121697.

It can be divided in two parts, 1689996 and 4, that added together give a square (1690000 = 1300²).

The spelling of 16899964 in words is "sixteen million, eight hundred ninety-nine thousand, nine hundred sixty-four".