970423331 has 4 divisors (see below), whose sum is σ = 974588472. Its totient is φ = 966258192.

The previous prime is 970423277. The next prime is 970423343. The reversal of 970423331 is 133324079.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-970423331 is a prime.

It is a super-2 number, since 2×970423331² = 1883442882698271122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (970423381) 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, 2082221 + ... + 2082686.

It is an arithmetic number, because the mean of its divisors is an integer number (243647118).

Almost surely, 2^970423331 is an apocalyptic number.

970423331 is a deficient number, since it is larger than the sum of its proper divisors (4165141).

970423331 is a wasteful number, since it uses less digits than its factorization.

970423331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4165140.

The product of its (nonzero) digits is 13608, while the sum is 32.

The square root of 970423331 is about 31151.6184330766. The cubic root of 970423331 is about 990.0422833350.

The spelling of 970423331 in words is "nine hundred seventy million, four hundred twenty-three thousand, three hundred thirty-one".