507945 has 8 divisors (see below), whose sum is σ = 812736. Its totient is φ = 270896.

The previous prime is 507937. The next prime is 507953. The reversal of 507945 is 549705.

It is an interprime number because it is at equal distance from previous prime (507937) and next prime (507953).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 507945 - 2³ = 507937 is a prime.

It is a Curzon number.

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, 16917 + ... + 16946.

It is an arithmetic number, because the mean of its divisors is an integer number (101592).

2⁵⁰⁷⁹⁴⁵ is an apocalyptic number.

It is an amenable number.

507945 is a deficient number, since it is larger than the sum of its proper divisors (304791).

507945 is a wasteful number, since it uses less digits than its factorization.

507945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33871.

The product of its (nonzero) digits is 6300, while the sum is 30.

The square root of 507945 is about 712.7026027734. The cubic root of 507945 is about 79.7882420601.

The spelling of 507945 in words is "five hundred seven thousand, nine hundred forty-five".