55764042 has 16 divisors (see below), whose sum is σ = 115374240. Its totient is φ = 17946992.

The previous prime is 55764041. The next prime is 55764061. The reversal of 55764042 is 24046755.

It is a junction number, because it is equal to n+sod(n) for n = 55763994 and 55764012.

It is not an unprimeable number, because it can be changed into a prime (55764041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160068 + ... + 160415.

It is an arithmetic number, because the mean of its divisors is an integer number (7210890).

Almost surely, 2^55764042 is an apocalyptic number.

55764042 is an abundant number, since it is smaller than the sum of its proper divisors (59610198).

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

55764042 is a wasteful number, since it uses less digits than its factorization.

55764042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320517.

The product of its (nonzero) digits is 33600, while the sum is 33.

The square root of 55764042 is about 7467.5325242010. The cubic root of 55764042 is about 382.0481331488.

The spelling of 55764042 in words is "fifty-five million, seven hundred sixty-four thousand, forty-two".