404053444 has 6 divisors (see below), whose sum is σ = 707093534. Its totient is φ = 202026720.

The previous prime is 404053427. The next prime is 404053451. The reversal of 404053444 is 444350404.

It can be written as a sum of positive squares in only one way, i.e., 335329344 + 68724100 = 18312^2 + 8290^2 .

It is a super-2 number, since 2×404053444² = 326518371216522272, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50506677 + ... + 50506684.

Almost surely, 2^404053444 is an apocalyptic number.

It is an amenable number.

404053444 is a deficient number, since it is larger than the sum of its proper divisors (303040090).

404053444 is a wasteful number, since it uses less digits than its factorization.

404053444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101013365 (or 101013363 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 28.

The square root of 404053444 is about 20101.0806674666. The cubic root of 404053444 is about 739.2867756716.

The spelling of 404053444 in words is "four hundred four million, fifty-three thousand, four hundred forty-four".