736765506 has 12 divisors (see below), whose sum is σ = 1596325302. Its totient is φ = 245588496.

The previous prime is 736765457. The next prime is 736765511. The reversal of 736765506 is 605567637.

736765506 is a `hidden beast` number, since 73 + 6 + 76 + 5 + 506 = 666.

It can be written as a sum of positive squares in only one way, i.e., 680740281 + 56025225 = 26091^2 + 7485^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20465691 + ... + 20465726.

Almost surely, 2^736765506 is an apocalyptic number.

736765506 is an abundant number, since it is smaller than the sum of its proper divisors (859559796).

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

736765506 is a wasteful number, since it uses less digits than its factorization.

736765506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40931425 (or 40931422 counting only the distinct ones).

The product of its (nonzero) digits is 793800, while the sum is 45.

The square root of 736765506 is about 27143.4247286521. The cubic root of 736765506 is about 903.1844010705.

The spelling of 736765506 in words is "seven hundred thirty-six million, seven hundred sixty-five thousand, five hundred six".