974517613 has 8 divisors (see below), whose sum is σ = 1032067008. Its totient is φ = 918233184.

The previous prime is 974517611. The next prime is 974517623. The reversal of 974517613 is 316715479.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 974517613 - 2¹ = 974517611 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 974517613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (974517611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 314656 + ... + 317737.

It is an arithmetic number, because the mean of its divisors is an integer number (129008376).

Almost surely, 2^974517613 is an apocalyptic number.

It is an amenable number.

974517613 is a deficient number, since it is larger than the sum of its proper divisors (57549395).

974517613 is a wasteful number, since it uses less digits than its factorization.

974517613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632483.

The product of its digits is 158760, while the sum is 43.

The square root of 974517613 is about 31217.2646623627. The cubic root of 974517613 is about 991.4326816673.

The spelling of 974517613 in words is "nine hundred seventy-four million, five hundred seventeen thousand, six hundred thirteen".