4625664 has 72 divisors (see below), whose sum is σ = 12999840. Its totient is φ = 1456128.

The previous prime is 4625657. The next prime is 4625701. The reversal of 4625664 is 4665264.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14434 + ... + 14750.

Almost surely, 2^4625664 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 4625664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6499920).

4625664 is an abundant number, since it is smaller than the sum of its proper divisors (8374176).

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

4625664 is a wasteful number, since it uses less digits than its factorization.

4625664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355 (or 341 counting only the distinct ones).

The product of its digits is 34560, while the sum is 33.

The square root of 4625664 is about 2150.7356880844. The cubic root of 4625664 is about 166.6190655172.

The spelling of 4625664 in words is "four million, six hundred twenty-five thousand, six hundred sixty-four".