16664950 has 12 divisors (see below), whose sum is σ = 30996900. Its totient is φ = 6665960.

The previous prime is 16664939. The next prime is 16664953. The reversal of 16664950 is 5946661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16664953) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 166600 + ... + 166699.

It is an arithmetic number, because the mean of its divisors is an integer number (2583075).

Almost surely, 2^16664950 is an apocalyptic number.

16664950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16664950 is a deficient number, since it is larger than the sum of its proper divisors (14331950).

16664950 is a wasteful number, since it uses less digits than its factorization.

16664950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333311 (or 333306 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 16664950 is about 4082.2726513549. The cubic root of 16664950 is about 255.4277071777.

The spelling of 16664950 in words is "sixteen million, six hundred sixty-four thousand, nine hundred fifty".