542193872 has 20 divisors (see below), whose sum is σ = 1146001056. Its totient is φ = 246451680.

The previous prime is 542193857. The next prime is 542193877. The reversal of 542193872 is 278391245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542193877) 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, 1540148 + ... + 1540499.

Almost surely, 2^542193872 is an apocalyptic number.

It is an amenable number.

542193872 is an abundant number, since it is smaller than the sum of its proper divisors (603807184).

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

542193872 is a wasteful number, since it uses less digits than its factorization.

542193872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3080666 (or 3080660 counting only the distinct ones).

The product of its digits is 120960, while the sum is 41.

The square root of 542193872 is about 23285.0568390975. The cubic root of 542193872 is about 815.4265883734.

The spelling of 542193872 in words is "five hundred forty-two million, one hundred ninety-three thousand, eight hundred seventy-two".