972856458 has 48 divisors (see below), whose sum is σ = 2424978816. Its totient is φ = 276112800.

The previous prime is 972856453. The next prime is 972856463. The reversal of 972856458 is 854658279.

972856458 is a `hidden beast` number, since 9 + 7 + 28 + 564 + 58 = 666.

It is an interprime number because it is at equal distance from previous prime (972856453) and next prime (972856463).

It is not an unprimeable number, because it can be changed into a prime (972856453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6541 + ... + 44592.

It is an arithmetic number, because the mean of its divisors is an integer number (50520392).

Almost surely, 2^972856458 is an apocalyptic number.

972856458 is an abundant number, since it is smaller than the sum of its proper divisors (1452122358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

972856458 is a wasteful number, since it uses less digits than its factorization.

972856458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51299 (or 51296 counting only the distinct ones).

The product of its digits is 4838400, while the sum is 54.

The square root of 972856458 is about 31190.6469634729. The cubic root of 972856458 is about 990.8690318509.

The spelling of 972856458 in words is "nine hundred seventy-two million, eight hundred fifty-six thousand, four hundred fifty-eight".