506365456 has 10 divisors (see below), whose sum is σ = 981083102. Its totient is φ = 253182720.

The previous prime is 506365441. The next prime is 506365469. The reversal of 506365456 is 654563605.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 487703056 + 18662400 = 22084^2 + 4320^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15823905 + ... + 15823936.

Almost surely, 2^506365456 is an apocalyptic number.

It is an amenable number.

506365456 is a deficient number, since it is larger than the sum of its proper divisors (474717646).

506365456 is a wasteful number, since it uses less digits than its factorization.

506365456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31647849 (or 31647843 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 40.

The square root of 506365456 is about 22502.5655426220. The cubic root of 506365456 is about 797.0545100879.

The spelling of 506365456 in words is "five hundred six million, three hundred sixty-five thousand, four hundred fifty-six".