16992672 has 24 divisors (see below), whose sum is σ = 44606016. Its totient is φ = 5664192.

The previous prime is 16992671. The next prime is 16992683. The reversal of 16992672 is 27629961.

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (16992671) 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, 88408 + ... + 88599.

It is an arithmetic number, because the mean of its divisors is an integer number (1858584).

Almost surely, 2^16992672 is an apocalyptic number.

16992672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16992672 is an abundant number, since it is smaller than the sum of its proper divisors (27613344).

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

16992672 is a wasteful number, since it uses less digits than its factorization.

16992672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177020 (or 177012 counting only the distinct ones).

The product of its digits is 81648, while the sum is 42.

The square root of 16992672 is about 4122.2168793017. The cubic root of 16992672 is about 257.0912079687.

It can be divided in two parts, 1699 and 2672, that added together give a triangular number (4371 = T₉₃).

The spelling of 16992672 in words is "sixteen million, nine hundred ninety-two thousand, six hundred seventy-two".