972373247 has 4 divisors (see below), whose sum is σ = 976247496. Its totient is φ = 968499000.

The previous prime is 972373229. The next prime is 972373267. The reversal of 972373247 is 742373279.

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

It is a cyclic number.

It is not a de Polignac number, because 972373247 - 2⁶ = 972373183 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 972373198 and 972373207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (972373267) 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, 1936748 + ... + 1937249.

It is an arithmetic number, because the mean of its divisors is an integer number (244061874).

Almost surely, 2^972373247 is an apocalyptic number.

972373247 is a deficient number, since it is larger than the sum of its proper divisors (3874249).

972373247 is a wasteful number, since it uses less digits than its factorization.

972373247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3874248.

The product of its digits is 444528, while the sum is 44.

The square root of 972373247 is about 31182.8999132537. The cubic root of 972373247 is about 990.7049521090.

The spelling of 972373247 in words is "nine hundred seventy-two million, three hundred seventy-three thousand, two hundred forty-seven".