977830352 has 20 divisors (see below), whose sum is σ = 1959876420. Its totient is φ = 472055808.

The previous prime is 977830319. The next prime is 977830367. The reversal of 977830352 is 253038779.

It can be written as a sum of positive squares in 2 ways, for example, as 219158416 + 758671936 = 14804^2 + 27544^2 .

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1053233 + ... + 1054160.

It is an arithmetic number, because the mean of its divisors is an integer number (97993821).

Almost surely, 2^977830352 is an apocalyptic number.

It is an amenable number.

977830352 is an abundant number, since it is smaller than the sum of its proper divisors (982046068).

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

977830352 is a wasteful number, since it uses less digits than its factorization.

977830352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2107430 (or 2107424 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 44.

The square root of 977830352 is about 31270.2790521607. The cubic root of 977830352 is about 992.5548242551.

The spelling of 977830352 in words is "nine hundred seventy-seven million, eight hundred thirty thousand, three hundred fifty-two".