504142888 has 64 divisors (see below), whose sum is σ = 1070133120. Its totient is φ = 221337600.

The previous prime is 504142861. The next prime is 504142909. The reversal of 504142888 is 888241405.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 504142888.

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, 126283 + ... + 130213.

It is an arithmetic number, because the mean of its divisors is an integer number (16720830).

Almost surely, 2^504142888 is an apocalyptic number.

It is an amenable number.

504142888 is an abundant number, since it is smaller than the sum of its proper divisors (565990232).

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

504142888 is a wasteful number, since it uses less digits than its factorization.

504142888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4018 (or 4014 counting only the distinct ones).

The product of its (nonzero) digits is 81920, while the sum is 40.

The square root of 504142888 is about 22453.1264638135. The cubic root of 504142888 is about 795.8866407598.

The spelling of 504142888 in words is "five hundred four million, one hundred forty-two thousand, eight hundred eighty-eight".