947315074 has 4 divisors (see below), whose sum is σ = 1420972614. Its totient is φ = 473657536.

The previous prime is 947315059. The next prime is 947315101. The reversal of 947315074 is 470513749.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 470513749 = 139 ⋅3384991.

It can be written as a sum of positive squares in only one way, i.e., 588402049 + 358913025 = 24257^2 + 18945^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236828767 + ... + 236828770.

Almost surely, 2^947315074 is an apocalyptic number.

947315074 is a deficient number, since it is larger than the sum of its proper divisors (473657540).

947315074 is a wasteful number, since it uses less digits than its factorization.

947315074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473657539.

The product of its (nonzero) digits is 105840, while the sum is 40.

The square root of 947315074 is about 30778.4839457696. The cubic root of 947315074 is about 982.1205898839.

The spelling of 947315074 in words is "nine hundred forty-seven million, three hundred fifteen thousand, seventy-four".