46665664 has 56 divisors (see below), whose sum is σ = 97991168. Its totient is φ = 22014720.

The previous prime is 46665659. The next prime is 46665677. The reversal of 46665664 is 46656664.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a self number, because there is not a number n which added to its sum of digits gives 46665664.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85039 + ... + 85585.

Almost surely, 2^46665664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46665664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48995584).

46665664 is an abundant number, since it is smaller than the sum of its proper divisors (51325504).

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

46665664 is a wasteful number, since it uses less digits than its factorization.

46665664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633 (or 623 counting only the distinct ones).

The product of its digits is 622080, while the sum is 43.

The square root of 46665664 is about 6831.2271225600. The cubic root of 46665664 is about 360.0248542511.

The spelling of 46665664 in words is "forty-six million, six hundred sixty-five thousand, six hundred sixty-four".