947315 has 4 divisors (see below), whose sum is σ = 1136784. Its totient is φ = 757848.

The previous prime is 947299. The next prime is 947327. The reversal of 947315 is 513749.

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 947315 - 2⁴ = 947299 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 947315.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94727 + ... + 94736.

It is an arithmetic number, because the mean of its divisors is an integer number (284196).

2⁹⁴⁷³¹⁵ is an apocalyptic number.

947315 is a deficient number, since it is larger than the sum of its proper divisors (189469).

947315 is a wasteful number, since it uses less digits than its factorization.

947315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189468.

The product of its digits is 3780, while the sum is 29.

The square root of 947315 is about 973.3010839406. The cubic root of 947315 is about 98.2120564311.

The spelling of 947315 in words is "nine hundred forty-seven thousand, three hundred fifteen".