972729862 has 12 divisors (see below), whose sum is σ = 1579967100. Its totient is φ = 448952088.

The previous prime is 972729853. The next prime is 972729887. The reversal of 972729862 is 268927279.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 1438612 + ... + 1439287.

It is an arithmetic number, because the mean of its divisors is an integer number (131663925).

Almost surely, 2^972729862 is an apocalyptic number.

972729862 is a deficient number, since it is larger than the sum of its proper divisors (607237238).

972729862 is a wasteful number, since it uses less digits than its factorization.

972729862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2877927 (or 2877914 counting only the distinct ones).

The product of its digits is 1524096, while the sum is 52.

The square root of 972729862 is about 31188.6175070329. The cubic root of 972729862 is about 990.8260500055.

The spelling of 972729862 in words is "nine hundred seventy-two million, seven hundred twenty-nine thousand, eight hundred sixty-two".