972376646 has 8 divisors (see below), whose sum is σ = 1458729000. Its totient is φ = 486133648.

The previous prime is 972376633. The next prime is 972376649. The reversal of 972376646 is 646673279.

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

It is a junction number, because it is equal to n+sod(n) for n = 972376594 and 972376603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (972376649) 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, 605 + ... + 44103.

It is an arithmetic number, because the mean of its divisors is an integer number (182341125).

Almost surely, 2^972376646 is an apocalyptic number.

972376646 is a deficient number, since it is larger than the sum of its proper divisors (486352354).

972376646 is a wasteful number, since it uses less digits than its factorization.

972376646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54678.

The product of its digits is 2286144, while the sum is 50.

The square root of 972376646 is about 31182.9544142309. The cubic root of 972376646 is about 990.7061064675.

The spelling of 972376646 in words is "nine hundred seventy-two million, three hundred seventy-six thousand, six hundred forty-six".