977848 has 8 divisors (see below), whose sum is σ = 1833480. Its totient is φ = 488920.

The previous prime is 977831. The next prime is 977849. The reversal of 977848 is 848779.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×977848² = 1912373422208, which contains 22 as substring.

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (977849) 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 as a sum of consecutive naturals, namely, 61108 + ... + 61123.

It is an arithmetic number, because the mean of its divisors is an integer number (229185).

2⁹⁷⁷⁸⁴⁸ is an apocalyptic number.

It is an amenable number.

977848 is a deficient number, since it is larger than the sum of its proper divisors (855632).

977848 is a wasteful number, since it uses less digits than its factorization.

977848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122237 (or 122233 counting only the distinct ones).

The product of its digits is 112896, while the sum is 43.

The square root of 977848 is about 988.8619721680. The cubic root of 977848 is about 99.2560795469.

The spelling of 977848 in words is "nine hundred seventy-seven thousand, eight hundred forty-eight".