972876243 has 4 divisors (see below), whose sum is σ = 1297168328. Its totient is φ = 648584160.

The previous prime is 972876217. The next prime is 972876257. The reversal of 972876243 is 342678279.

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

It is not a de Polignac number, because 972876243 - 2⁸ = 972875987 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 972876192 and 972876201.

It is not an unprimeable number, because it can be changed into a prime (972876143) 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, 162146038 + ... + 162146043.

It is an arithmetic number, because the mean of its divisors is an integer number (324292082).

Almost surely, 2^972876243 is an apocalyptic number.

972876243 is a deficient number, since it is larger than the sum of its proper divisors (324292085).

972876243 is a wasteful number, since it uses less digits than its factorization.

972876243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324292084.

The product of its digits is 1016064, while the sum is 48.

The square root of 972876243 is about 31190.9641242460. The cubic root of 972876243 is about 990.8757489127.

The spelling of 972876243 in words is "nine hundred seventy-two million, eight hundred seventy-six thousand, two hundred forty-three".