977379 has 16 divisors (see below), whose sum is σ = 1478400. Its totient is φ = 569376.

The previous prime is 977369. The next prime is 977407. The reversal of 977379 is 973779.

It is not a de Polignac number, because 977379 - 2⁴ = 977363 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 977379.

It is not an unprimeable number, because it can be changed into a prime (977359) 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 15 ways as a sum of consecutive naturals, for example, 82 + ... + 1400.

It is an arithmetic number, because the mean of its divisors is an integer number (92400).

2⁹⁷⁷³⁷⁹ is an apocalyptic number.

977379 is a deficient number, since it is larger than the sum of its proper divisors (501021).

977379 is a wasteful number, since it uses less digits than its factorization.

977379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1354.

The product of its digits is 83349, while the sum is 42.

The square root of 977379 is about 988.6248024402. The cubic root of 977379 is about 99.2402084552.

Subtracting from 977379 its reverse (973779), we obtain a square (3600 = 60²).

The spelling of 977379 in words is "nine hundred seventy-seven thousand, three hundred seventy-nine".