16940100 has 36 divisors (see below), whose sum is σ = 49014224. Its totient is φ = 4517280.

The previous prime is 16940071. The next prime is 16940113. The reversal of 16940100 is 104961.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27934 + ... + 28533.

Almost surely, 2^16940100 is an apocalyptic number.

16940100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16940100 is an abundant number, since it is smaller than the sum of its proper divisors (32074124).

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

16940100 is a wasteful number, since it uses less digits than its factorization.

16940100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56484 (or 56477 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 16940100 is about 4115.8352736717. The cubic root of 16940100 is about 256.8258041247.

The spelling of 16940100 in words is "sixteen million, nine hundred forty thousand, one hundred".