520677706 has 16 divisors (see below), whose sum is σ = 787406400. Its totient is φ = 258216768.

The previous prime is 520677697. The next prime is 520677713. The reversal of 520677706 is 607776025.

It is a super-2 number, since 2×520677706² = 542210547050844872, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155506 + ... + 158818.

It is an arithmetic number, because the mean of its divisors is an integer number (49212900).

Almost surely, 2^520677706 is an apocalyptic number.

520677706 is a deficient number, since it is larger than the sum of its proper divisors (266728694).

520677706 is a wasteful number, since it uses less digits than its factorization.

520677706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3933.

The product of its (nonzero) digits is 123480, while the sum is 40.

The square root of 520677706 is about 22818.3633505999. The cubic root of 520677706 is about 804.4943423679.

The spelling of 520677706 in words is "five hundred twenty million, six hundred seventy-seven thousand, seven hundred six".