507706 has 4 divisors (see below), whose sum is σ = 761562. Its totient is φ = 253852.

The previous prime is 507697. The next prime is 507713. The reversal of 507706 is 607705.

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., 297025 + 210681 = 545^2 + 459^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126925 + ... + 126928.

2⁵⁰⁷⁷⁰⁶ is an apocalyptic number.

507706 is a deficient number, since it is larger than the sum of its proper divisors (253856).

507706 is a wasteful number, since it uses less digits than its factorization.

507706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253855.

The product of its (nonzero) digits is 1470, while the sum is 25.

The square root of 507706 is about 712.5349114254. The cubic root of 507706 is about 79.7757260190.

Subtracting 507706 from its reverse (607705), we obtain a palindrome (99999).

The spelling of 507706 in words is "five hundred seven thousand, seven hundred six".