250864 has 10 divisors (see below), whose sum is σ = 486080. Its totient is φ = 125424.

The previous prime is 250853. The next prime is 250867. The reversal of 250864 is 468052.

250864 is nontrivially palindromic in base 15.

250864 is an undulating number in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (250867) 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 as a sum of consecutive naturals, namely, 7824 + ... + 7855.

It is an arithmetic number, because the mean of its divisors is an integer number (48608).

2²⁵⁰⁸⁶⁴ is an apocalyptic number.

It is an amenable number.

250864 is a deficient number, since it is larger than the sum of its proper divisors (235216).

250864 is a wasteful number, since it uses less digits than its factorization.

250864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15687 (or 15681 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 250864 is about 500.8632547912. The cubic root of 250864 is about 63.0685405051.

It can be divided in two parts, 250 and 864, that multiplied together give a cube (216000 = 60³).

The spelling of 250864 in words is "two hundred fifty thousand, eight hundred sixty-four".