4640576 has 28 divisors (see below), whose sum is σ = 9509760. Its totient is φ = 2244480.

The previous prime is 4640567. The next prime is 4640591. The reversal of 4640576 is 6750464.

It is a super-2 number, since 2×4640576² = 43069891223552, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 815 + ... + 3153.

Almost surely, 2^4640576 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 4640576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4754880).

4640576 is an abundant number, since it is smaller than the sum of its proper divisors (4869184).

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

4640576 is a wasteful number, since it uses less digits than its factorization.

4640576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2382 (or 2372 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 4640576 is about 2154.1996193482. The cubic root of 4640576 is about 166.7979197198.

The spelling of 4640576 in words is "four million, six hundred forty thousand, five hundred seventy-six".