504552142 has 4 divisors (see below), whose sum is σ = 756828216. Its totient is φ = 252276070.

The previous prime is 504552131. The next prime is 504552149. The reversal of 504552142 is 241255405.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 241255405 = 5 ⋅48251081.

It is a self number, because there is not a number n which added to its sum of digits gives 504552142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504552149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126138034 + ... + 126138037.

It is an arithmetic number, because the mean of its divisors is an integer number (189207054).

Almost surely, 2^504552142 is an apocalyptic number.

504552142 is a deficient number, since it is larger than the sum of its proper divisors (252276074).

504552142 is a wasteful number, since it uses less digits than its factorization.

504552142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252276073.

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 504552142 is about 22462.2381342555. The cubic root of 504552142 is about 796.1019445959.

The spelling of 504552142 in words is "five hundred four million, five hundred fifty-two thousand, one hundred forty-two".