542522004 has 48 divisors (see below), whose sum is σ = 1306253760. Its totient is φ = 175138560.

The previous prime is 542521997. The next prime is 542522027. The reversal of 542522004 is 400225245.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64422 + ... + 72354.

It is an arithmetic number, because the mean of its divisors is an integer number (27213620).

Almost surely, 2^542522004 is an apocalyptic number.

It is an amenable number.

542522004 is an abundant number, since it is smaller than the sum of its proper divisors (763731756).

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

542522004 is a wasteful number, since it uses less digits than its factorization.

542522004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8120 (or 8118 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 542522004 is about 23292.1017514521. The cubic root of 542522004 is about 815.5910520537.

Adding to 542522004 its reverse (400225245), we get a palindrome (942747249).

The spelling of 542522004 in words is "five hundred forty-two million, five hundred twenty-two thousand, four".