971864 has 16 divisors (see below), whose sum is σ = 1867320. Its totient is φ = 473920.

The previous prime is 971863. The next prime is 971899. The reversal of 971864 is 468179.

971864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (971863) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1154 + ... + 1809.

2⁹⁷¹⁸⁶⁴ is an apocalyptic number.

It is an amenable number.

971864 is a deficient number, since it is larger than the sum of its proper divisors (895456).

971864 is a wasteful number, since it uses less digits than its factorization.

971864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3010 (or 3006 counting only the distinct ones).

The product of its digits is 12096, while the sum is 35.

The square root of 971864 is about 985.8316286263. The cubic root of 971864 is about 99.0531972708.

The spelling of 971864 in words is "nine hundred seventy-one thousand, eight hundred sixty-four".