977560 has 16 divisors (see below), whose sum is σ = 2199600. Its totient is φ = 391008.

The previous prime is 977539. The next prime is 977567. The reversal of 977560 is 65779.

It is a d-powerful number, because it can be written as 9⁵ + 7⁵ + 5⁷ + 7⁷ + 6² + 0 .

It is a plaindrome in base 15.

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 (977567) by changing a digit.

977560 is an untouchable number, because it is not equal to the sum of proper divisors of any 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, 12180 + ... + 12259.

It is an arithmetic number, because the mean of its divisors is an integer number (137475).

2⁹⁷⁷⁵⁶⁰ is an apocalyptic number.

It is an amenable number.

977560 is an abundant number, since it is smaller than the sum of its proper divisors (1222040).

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

977560 is a wasteful number, since it uses less digits than its factorization.

977560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24450 (or 24446 counting only the distinct ones).

The product of its (nonzero) digits is 13230, while the sum is 34.

The square root of 977560 is about 988.7163395029. The cubic root of 977560 is about 99.2463341475.

The spelling of 977560 in words is "nine hundred seventy-seven thousand, five hundred sixty".