542555976 has 48 divisors (see below), whose sum is σ = 1381611600. Its totient is φ = 177499488.

The previous prime is 542555957. The next prime is 542555987. The reversal of 542555976 is 679555245.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 876195 + ... + 876813.

It is an arithmetic number, because the mean of its divisors is an integer number (28783575).

Almost surely, 2^542555976 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 542555976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (690805800).

542555976 is an abundant number, since it is smaller than the sum of its proper divisors (839055624).

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

542555976 is an equidigital number, since it uses as much as digits as its factorization.

542555976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1306 (or 683 counting only the distinct ones).

The product of its digits is 1890000, while the sum is 48.

The square root of 542555976 is about 23292.8310001168. The cubic root of 542555976 is about 815.6080754375.

The spelling of 542555976 in words is "five hundred forty-two million, five hundred fifty-five thousand, nine hundred seventy-six".