553212604 has 24 divisors (see below), whose sum is σ = 1136330720. Its totient is φ = 230682816.

The previous prime is 553212601. The next prime is 553212619. The reversal of 553212604 is 406212355.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553212601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 265959 + ... + 268030.

Almost surely, 2^553212604 is an apocalyptic number.

It is an amenable number.

553212604 is an abundant number, since it is smaller than the sum of its proper divisors (583118116).

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

553212604 is a wasteful number, since it uses less digits than its factorization.

553212604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534037 (or 534035 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 553212604 is about 23520.4720190731. The cubic root of 553212604 is about 820.9134199738.

Adding to 553212604 its reverse (406212355), we get a palindrome (959424959).

The spelling of 553212604 in words is "five hundred fifty-three million, two hundred twelve thousand, six hundred four".