542566008 has 48 divisors (see below), whose sum is σ = 1484617680. Its totient is φ = 178988544.

The previous prime is 542566007. The next prime is 542566009. The reversal of 542566008 is 800665245.

542566008 is a `hidden beast` number, since 5 + 42 + 5 + 6 + 600 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (542566007) and next prime (542566009).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542566001) 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, 31860 + ... + 45827.

It is an arithmetic number, because the mean of its divisors is an integer number (30929535).

Almost surely, 2^542566008 is an apocalyptic number.

It is an amenable number.

542566008 is an abundant number, since it is smaller than the sum of its proper divisors (942051672).

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

542566008 is a wasteful number, since it uses less digits than its factorization.

542566008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77796 (or 77789 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 542566008 is about 23293.0463443492. The cubic root of 542566008 is about 815.6131023411.

The spelling of 542566008 in words is "five hundred forty-two million, five hundred sixty-six thousand, eight".