404024044 has 24 divisors (see below), whose sum is σ = 731641680. Its totient is φ = 195089664.

The previous prime is 404024029. The next prime is 404024063. The reversal of 404024044 is 440420404.

It is a super-2 number, since 2×404024044² = 326470856260227872, which contains 22 as substring.

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, 2112 + ... + 28504.

It is an arithmetic number, because the mean of its divisors is an integer number (30485070).

Almost surely, 2^404024044 is an apocalyptic number.

It is an amenable number.

404024044 is a deficient number, since it is larger than the sum of its proper divisors (327617636).

404024044 is a wasteful number, since it uses less digits than its factorization.

404024044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26529 (or 26527 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

The square root of 404024044 is about 20100.3493501979. The cubic root of 404024044 is about 739.2688444147.

Adding to 404024044 its reverse (440420404), we get a palindrome (844444448).

The spelling of 404024044 in words is "four hundred four million, twenty-four thousand, forty-four".