864076 has 24 divisors (see below), whose sum is σ = 1629936. Its totient is φ = 399360.

The previous prime is 864053. The next prime is 864077. The reversal of 864076 is 670468.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (864077) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 6531 + ... + 6661.

It is an arithmetic number, because the mean of its divisors is an integer number (67914).

2⁸⁶⁴⁰⁷⁶ is an apocalyptic number.

It is an amenable number.

864076 is a deficient number, since it is larger than the sum of its proper divisors (765860).

864076 is a wasteful number, since it uses less digits than its factorization.

864076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249 (or 247 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 864076 is about 929.5568836817. The cubic root of 864076 is about 95.2468556862.

The spelling of 864076 in words is "eight hundred sixty-four thousand, seventy-six".