507147 has 4 divisors (see below), whose sum is σ = 676200. Its totient is φ = 338096.

The previous prime is 507139. The next prime is 507149. The reversal of 507147 is 741705.

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

It is a cyclic number.

It is not a de Polignac number, because 507147 - 2³ = 507139 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (507149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84522 + ... + 84527.

It is an arithmetic number, because the mean of its divisors is an integer number (169050).

2⁵⁰⁷¹⁴⁷ is an apocalyptic number.

507147 is a deficient number, since it is larger than the sum of its proper divisors (169053).

507147 is a wasteful number, since it uses less digits than its factorization.

507147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169052.

The product of its (nonzero) digits is 980, while the sum is 24.

The square root of 507147 is about 712.1425419114. The cubic root of 507147 is about 79.7464367534.

It can be divided in two parts, 50714 and 7, that added together give a triangular number (50721 = T₃₁₈).

The spelling of 507147 in words is "five hundred seven thousand, one hundred forty-seven".