16664796 has 18 divisors (see below), whose sum is σ = 42124992. Its totient is φ = 5554920.

The previous prime is 16664789. The next prime is 16664801. The reversal of 16664796 is 69746661.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 231420 + ... + 231491.

Almost surely, 2^16664796 is an apocalyptic number.

It is an amenable number.

16664796 is an abundant number, since it is smaller than the sum of its proper divisors (25460196).

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

16664796 is a wasteful number, since it uses less digits than its factorization.

16664796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462921 (or 462916 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 16664796 is about 4082.2537892689. The cubic root of 16664796 is about 255.4269203769.

The spelling of 16664796 in words is "sixteen million, six hundred sixty-four thousand, seven hundred ninety-six".