864124 has 12 divisors (see below), whose sum is σ = 1519000. Its totient is φ = 430128.

The previous prime is 864121. The next prime is 864131. The reversal of 864124 is 421468.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (864121) 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, 1087 + ... + 1705.

2⁸⁶⁴¹²⁴ is an apocalyptic number.

It is an amenable number.

864124 is a deficient number, since it is larger than the sum of its proper divisors (654876).

864124 is a wasteful number, since it uses less digits than its factorization.

864124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 972 (or 970 counting only the distinct ones).

The product of its digits is 1536, while the sum is 25.

The square root of 864124 is about 929.5827020766. The cubic root of 864124 is about 95.2486193291.

The spelling of 864124 in words is "eight hundred sixty-four thousand, one hundred twenty-four".