971764 has 12 divisors (see below), whose sum is σ = 1721664. Its totient is φ = 479864.

The previous prime is 971759. The next prime is 971767. The reversal of 971764 is 467179.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (971767) 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, 1132 + ... + 1795.

It is an arithmetic number, because the mean of its divisors is an integer number (143472).

2⁹⁷¹⁷⁶⁴ is an apocalyptic number.

It is an amenable number.

971764 is a deficient number, since it is larger than the sum of its proper divisors (749900).

971764 is a wasteful number, since it uses less digits than its factorization.

971764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3014 (or 3012 counting only the distinct ones).

The product of its digits is 10584, while the sum is 34.

The square root of 971764 is about 985.7809087216. The cubic root of 971764 is about 99.0497997929.

The spelling of 971764 in words is "nine hundred seventy-one thousand, seven hundred sixty-four".