502247138 has 8 divisors (see below), whose sum is σ = 770891088. Its totient is φ = 245283444.

The previous prime is 502247107. The next prime is 502247149. The reversal of 502247138 is 831742205.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2919956 + ... + 2920127.

It is an arithmetic number, because the mean of its divisors is an integer number (96361386).

Almost surely, 2^502247138 is an apocalyptic number.

502247138 is a deficient number, since it is larger than the sum of its proper divisors (268643950).

502247138 is a wasteful number, since it uses less digits than its factorization.

502247138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5840128.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 502247138 is about 22410.8709781659. The cubic root of 502247138 is about 794.8877855408.

The spelling of 502247138 in words is "five hundred two million, two hundred forty-seven thousand, one hundred thirty-eight".