55342960 has 20 divisors (see below), whose sum is σ = 128672568. Its totient is φ = 22137152.

The previous prime is 55342951. The next prime is 55342961. The reversal of 55342960 is 6924355.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55342961) 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, 345814 + ... + 345973.

Almost surely, 2^55342960 is an apocalyptic number.

It is an amenable number.

55342960 is an abundant number, since it is smaller than the sum of its proper divisors (73329608).

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

55342960 is a wasteful number, since it uses less digits than its factorization.

55342960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691800 (or 691794 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 55342960 is about 7439.2849118716. The cubic root of 55342960 is about 381.0840696905.

The spelling of 55342960 in words is "fifty-five million, three hundred forty-two thousand, nine hundred sixty".