16379964 has 36 divisors (see below), whose sum is σ = 42089320. Its totient is φ = 5369760.

The previous prime is 16379963. The next prime is 16379989. The reversal of 16379964 is 46997361.

16379964 is a `hidden beast` number, since 1 + 637 + 9 + 9 + 6 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16379963) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1534 + ... + 5925.

Almost surely, 2^16379964 is an apocalyptic number.

It is an amenable number.

16379964 is an abundant number, since it is smaller than the sum of its proper divisors (25709356).

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

16379964 is a wasteful number, since it uses less digits than its factorization.

16379964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7530 (or 7525 counting only the distinct ones).

The product of its digits is 244944, while the sum is 45.

The square root of 16379964 is about 4047.2168214713. The cubic root of 16379964 is about 253.9633112941.

The spelling of 16379964 in words is "sixteen million, three hundred seventy-nine thousand, nine hundred sixty-four".