542555872 has 24 divisors (see below), whose sum is σ = 1083205872. Its totient is φ = 267456000.

The previous prime is 542555863. The next prime is 542555873. The reversal of 542555872 is 278555245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542555873) 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, 117129 + ... + 121672.

It is an arithmetic number, because the mean of its divisors is an integer number (45133578).

Almost surely, 2^542555872 is an apocalyptic number.

It is an amenable number.

542555872 is a deficient number, since it is larger than the sum of its proper divisors (540650000).

542555872 is a wasteful number, since it uses less digits than its factorization.

542555872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238882 (or 238874 counting only the distinct ones).

The product of its digits is 560000, while the sum is 43.

The square root of 542555872 is about 23292.8287676701. The cubic root of 542555872 is about 815.6080233241.

The spelling of 542555872 in words is "five hundred forty-two million, five hundred fifty-five thousand, eight hundred seventy-two".