506346506 has 4 divisors (see below), whose sum is σ = 759519762. Its totient is φ = 253173252.

The previous prime is 506346497. The next prime is 506346527. The reversal of 506346506 is 605643605.

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

It can be written as a sum of positive squares in only one way, i.e., 455438281 + 50908225 = 21341^2 + 7135^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126586625 + ... + 126586628.

Almost surely, 2^506346506 is an apocalyptic number.

506346506 is a deficient number, since it is larger than the sum of its proper divisors (253173256).

506346506 is a wasteful number, since it uses less digits than its factorization.

506346506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253173255.

The product of its (nonzero) digits is 64800, while the sum is 35.

The square root of 506346506 is about 22502.1444755828. The cubic root of 506346506 is about 797.0445670904.

The spelling of 506346506 in words is "five hundred six million, three hundred forty-six thousand, five hundred six".