16940650 has 24 divisors (see below), whose sum is σ = 32881824. Its totient is φ = 6481200.

The previous prime is 16940639. The next prime is 16940689. The reversal of 16940650 is 5604961.

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, 6216 + ... + 8515.

It is an arithmetic number, because the mean of its divisors is an integer number (1370076).

Almost surely, 2^16940650 is an apocalyptic number.

16940650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16940650 is a deficient number, since it is larger than the sum of its proper divisors (15941174).

16940650 is a wasteful number, since it uses less digits than its factorization.

16940650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14766 (or 14761 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 16940650 is about 4115.9020882426. The cubic root of 16940650 is about 256.8285835783.

The spelling of 16940650 in words is "sixteen million, nine hundred forty thousand, six hundred fifty".