4577644 has 12 divisors (see below), whose sum is σ = 8359344. Its totient is φ = 2189264.

The previous prime is 4577627. The next prime is 4577647. The reversal of 4577644 is 4467754.

It is not an unprimeable number, because it can be changed into a prime (4577647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24787 + ... + 24970.

It is an arithmetic number, because the mean of its divisors is an integer number (696612).

Almost surely, 2^4577644 is an apocalyptic number.

It is an amenable number.

4577644 is a deficient number, since it is larger than the sum of its proper divisors (3781700).

4577644 is a wasteful number, since it uses less digits than its factorization.

4577644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49784 (or 49782 counting only the distinct ones).

The product of its digits is 94080, while the sum is 37.

The square root of 4577644 is about 2139.5429418453. The cubic root of 4577644 is about 166.0404894701.

The spelling of 4577644 in words is "four million, five hundred seventy-seven thousand, six hundred forty-four".