977896 has 16 divisors (see below), whose sum is σ = 1844640. Its totient is φ = 486000.

The previous prime is 977881. The next prime is 977897. The reversal of 977896 is 698779.

It is not an unprimeable number, because it can be changed into a prime (977897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1765 + ... + 2251.

It is an arithmetic number, because the mean of its divisors is an integer number (115290).

2⁹⁷⁷⁸⁹⁶ is an apocalyptic number.

It is an amenable number.

977896 is a deficient number, since it is larger than the sum of its proper divisors (866744).

977896 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (977895) it forms an eRAP, since the sums of their prime factors are consecutive (743 and 744).

With its predecessor (977895) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (740).

977896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744 (or 740 counting only the distinct ones).

The product of its digits is 190512, while the sum is 46.

The square root of 977896 is about 988.8862421937. The cubic root of 977896 is about 99.2577035941.

The spelling of 977896 in words is "nine hundred seventy-seven thousand, eight hundred ninety-six".