553385404 has 96 divisors (see below), whose sum is σ = 1179763200. Its totient is φ = 223776000.

The previous prime is 553385389. The next prime is 553385407. The reversal of 553385404 is 404583355.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553385407) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3664729 + ... + 3664879.

It is an arithmetic number, because the mean of its divisors is an integer number (12289200).

Almost surely, 2^553385404 is an apocalyptic number.

It is an amenable number.

553385404 is an abundant number, since it is smaller than the sum of its proper divisors (626377796).

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

553385404 is a wasteful number, since it uses less digits than its factorization.

553385404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371 (or 369 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 37.

The square root of 553385404 is about 23524.1451279319. The cubic root of 553385404 is about 820.9988838448.

The spelling of 553385404 in words is "five hundred fifty-three million, three hundred eighty-five thousand, four hundred four".