974065399 has 8 divisors (see below), whose sum is σ = 983318400. Its totient is φ = 964856376.

The previous prime is 974065361. The next prime is 974065423. The reversal of 974065399 is 993560479.

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 974065399 - 2¹⁹ = 973541111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (974065349) 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, 34392 + ... + 55954.

It is an arithmetic number, because the mean of its divisors is an integer number (122914800).

Almost surely, 2^974065399 is an apocalyptic number.

974065399 is a deficient number, since it is larger than the sum of its proper divisors (9253001).

974065399 is a wasteful number, since it uses less digits than its factorization.

974065399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21989.

The product of its (nonzero) digits is 1837080, while the sum is 52.

The square root of 974065399 is about 31210.0208106307. The cubic root of 974065399 is about 991.2793035242.

The spelling of 974065399 in words is "nine hundred seventy-four million, sixty-five thousand, three hundred ninety-nine".