506137506 has 32 divisors (see below), whose sum is σ = 1157760000. Its totient is φ = 144501456.

The previous prime is 506137483. The next prime is 506137529. The reversal of 506137506 is 605731605.

It is an interprime number because it is at equal distance from previous prime (506137483) and next prime (506137529).

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, 63745 + ... + 71243.

It is an arithmetic number, because the mean of its divisors is an integer number (36180000).

Almost surely, 2^506137506 is an apocalyptic number.

It is a pronic number, being equal to 22497×22498.

506137506 is an abundant number, since it is smaller than the sum of its proper divisors (651622494).

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

506137506 is a wasteful number, since it uses less digits than its factorization.

506137506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9118.

The product of its (nonzero) digits is 18900, while the sum is 33.

The square root of 506137506 is about 22497.4999944438. The cubic root of 506137506 is about 796.9348890752.

The spelling of 506137506 in words is "five hundred six million, one hundred thirty-seven thousand, five hundred six".