500870047 has 2 divisors, whose sum is σ = 500870048. Its totient is φ = 500870046.

The previous prime is 500870021. The next prime is 500870053. The reversal of 500870047 is 740078005.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-500870047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (500874047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250435023 + 250435024.

It is an arithmetic number, because the mean of its divisors is an integer number (250435024).

Almost surely, 2^500870047 is an apocalyptic number.

500870047 is a deficient number, since it is larger than the sum of its proper divisors (1).

500870047 is an equidigital number, since it uses as much as digits as its factorization.

500870047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7840, while the sum is 31.

The square root of 500870047 is about 22380.1261613960. The cubic root of 500870047 is about 794.1606303866.

The spelling of 500870047 in words is "five hundred million, eight hundred seventy thousand, forty-seven".