542392992 has 72 divisors (see below), whose sum is σ = 1609511904. Its totient is φ = 172934784.

The previous prime is 542392987. The next prime is 542392999. The reversal of 542392992 is 299293245.

It is a tau number, because it is divible by the number of its divisors (72).

It is not an unprimeable number, because it can be changed into a prime (542392999) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34318 + ... + 47565.

It is an arithmetic number, because the mean of its divisors is an integer number (22354332).

Almost surely, 2^542392992 is an apocalyptic number.

It is an amenable number.

542392992 is an abundant number, since it is smaller than the sum of its proper divisors (1067118912).

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

542392992 is a wasteful number, since it uses less digits than its factorization.

542392992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81922 (or 81911 counting only the distinct ones).

The product of its digits is 349920, while the sum is 45.

The square root of 542392992 is about 23289.3321501498. The cubic root of 542392992 is about 815.5263976104.

The spelling of 542392992 in words is "five hundred forty-two million, three hundred ninety-two thousand, nine hundred ninety-two".