55033560 has 64 divisors (see below), whose sum is σ = 183448800. Its totient is φ = 14675328.

The previous prime is 55033547. The next prime is 55033567. The reversal of 55033560 is 6533055.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55033567) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24399 + ... + 26558.

Almost surely, 2^55033560 is an apocalyptic number.

It is an amenable number.

55033560 is an abundant number, since it is smaller than the sum of its proper divisors (128415240).

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

55033560 is a wasteful number, since it uses less digits than its factorization.

55033560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50977 (or 50967 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 27.

The square root of 55033560 is about 7418.4607567878. The cubic root of 55033560 is about 380.3725800972.

The spelling of 55033560 in words is "fifty-five million, thirty-three thousand, five hundred sixty".