970799647 has 4 divisors (see below), whose sum is σ = 970877656. Its totient is φ = 970721640.

The previous prime is 970799593. The next prime is 970799653. The reversal of 970799647 is 746997079.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 970799647 - 2¹¹ = 970797599 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 970799591 and 970799600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (970799657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15693 + ... + 46774.

It is an arithmetic number, because the mean of its divisors is an integer number (242719414).

Almost surely, 2^970799647 is an apocalyptic number.

970799647 is a deficient number, since it is larger than the sum of its proper divisors (78009).

970799647 is a wasteful number, since it uses less digits than its factorization.

970799647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78008.

The product of its (nonzero) digits is 6001128, while the sum is 58.

The square root of 970799647 is about 31157.6579190413. The cubic root of 970799647 is about 990.1702414441.

The spelling of 970799647 in words is "nine hundred seventy million, seven hundred ninety-nine thousand, six hundred forty-seven".