974497193 has 4 divisors (see below), whose sum is σ = 975409860. Its totient is φ = 973584528.

The previous prime is 974497177. The next prime is 974497207. The reversal of 974497193 is 391794479.

It is a happy number.

974497193 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 321592489 + 652904704 = 17933^2 + 25552^2 .

It is a cyclic number.

It is not a de Polignac number, because 974497193 - 2⁴ = 974497177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (974497123) 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, 454730 + ... + 456867.

It is an arithmetic number, because the mean of its divisors is an integer number (243852465).

Almost surely, 2^974497193 is an apocalyptic number.

It is an amenable number.

974497193 is a deficient number, since it is larger than the sum of its proper divisors (912667).

974497193 is a wasteful number, since it uses less digits than its factorization.

974497193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 912666.

The product of its digits is 1714608, while the sum is 53.

The square root of 974497193 is about 31216.9375980412. The cubic root of 974497193 is about 991.4257568064.

The spelling of 974497193 in words is "nine hundred seventy-four million, four hundred ninety-seven thousand, one hundred ninety-three".