4394549024 has 24 divisors (see below), whose sum is σ = 8658500508. Its totient is φ = 2195564800.

The previous prime is 4394549023. The next prime is 4394549041. The reversal of 4394549024 is 4209454934.

It can be written as a sum of positive squares in 2 ways, for example, as 4072992400 + 321556624 = 63820^2 + 17932^2 .

It is a super-2 number, since 2×4394549024² = 38624122248678705152, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4394549023) 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, 11147 + ... + 94410.

Almost surely, 2^4394549024 is an apocalyptic number.

It is an amenable number.

4394549024 is a deficient number, since it is larger than the sum of its proper divisors (4263951484).

4394549024 is a wasteful number, since it uses less digits than its factorization.

4394549024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106868 (or 106860 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 44.

The square root of 4394549024 is about 66291.3947960065. The cubic root of 4394549024 is about 1637.9655796648.

The spelling of 4394549024 in words is "four billion, three hundred ninety-four million, five hundred forty-nine thousand, twenty-four".