55333536 has 24 divisors (see below), whose sum is σ = 145250784. Its totient is φ = 18444480.

The previous prime is 55333517. The next prime is 55333541. The reversal of 55333536 is 63533355.

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 55333497 and 55333506.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288100 + ... + 288291.

It is an arithmetic number, because the mean of its divisors is an integer number (6052116).

Almost surely, 2^55333536 is an apocalyptic number.

It is an amenable number.

55333536 is an abundant number, since it is smaller than the sum of its proper divisors (89917248).

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

55333536 is a wasteful number, since it uses less digits than its factorization.

55333536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576404 (or 576396 counting only the distinct ones).

The product of its digits is 60750, while the sum is 33.

The square root of 55333536 is about 7438.6514906937. The cubic root of 55333536 is about 381.0624376699.

The spelling of 55333536 in words is "fifty-five million, three hundred thirty-three thousand, five hundred thirty-six".