502494877 has 4 divisors (see below), whose sum is σ = 502691260. Its totient is φ = 502298496.

The previous prime is 502494847. The next prime is 502494887. The reversal of 502494877 is 778494205.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 150332121 + 352162756 = 12261^2 + 18766^2 .

It is a cyclic number.

It is not a de Polignac number, because 502494877 - 2²³ = 494106269 is a prime.

It is a super-2 number, since 2×502494877² = 505002202822490258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (502494827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94302 + ... + 99487.

It is an arithmetic number, because the mean of its divisors is an integer number (125672815).

Almost surely, 2^502494877 is an apocalyptic number.

It is an amenable number.

502494877 is a deficient number, since it is larger than the sum of its proper divisors (196383).

502494877 is a wasteful number, since it uses less digits than its factorization.

502494877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196382.

The product of its (nonzero) digits is 564480, while the sum is 46.

The square root of 502494877 is about 22416.3975027211. The cubic root of 502494877 is about 795.0184598116.

The spelling of 502494877 in words is "five hundred two million, four hundred ninety-four thousand, eight hundred seventy-seven".