553346604 has 144 divisors (see below), whose sum is σ = 1522160640. Its totient is φ = 169044480.

The previous prime is 553346587. The next prime is 553346653. The reversal of 553346604 is 406643355.

553346604 is a `hidden beast` number, since 5 + 5 + 3 + 3 + 46 + 604 = 666.

553346604 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2295924 + ... + 2296164.

It is an arithmetic number, because the mean of its divisors is an integer number (10570560).

Almost surely, 2^553346604 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 553346604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (761080320).

553346604 is an abundant number, since it is smaller than the sum of its proper divisors (968814036).

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

553346604 is a wasteful number, since it uses less digits than its factorization.

553346604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380 (or 375 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The square root of 553346604 is about 23523.3204288850. The cubic root of 553346604 is about 820.9796955895.

Adding to 553346604 its reverse (406643355), we get a palindrome (959989959).

The spelling of 553346604 in words is "five hundred fifty-three million, three hundred forty-six thousand, six hundred four".