55333604 has 12 divisors (see below), whose sum is σ = 99086064. Its totient is φ = 27023304.

The previous prime is 55333591. The next prime is 55333609. The reversal of 55333604 is 40633355.

It is a happy number.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (55333609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160682 + ... + 161025.

It is an arithmetic number, because the mean of its divisors is an integer number (8257172).

Almost surely, 2^55333604 is an apocalyptic number.

It is an amenable number.

55333604 is a deficient number, since it is larger than the sum of its proper divisors (43752460).

55333604 is a wasteful number, since it uses less digits than its factorization.

55333604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321754 (or 321752 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 29.

The square root of 55333604 is about 7438.6560614132. The cubic root of 55333604 is about 381.0625937672.

Adding to 55333604 its reverse (40633355), we get a palindrome (95966959).

The spelling of 55333604 in words is "fifty-five million, three hundred thirty-three thousand, six hundred four".