250724 has 12 divisors (see below), whose sum is σ = 462000. Its totient is φ = 118728.

The previous prime is 250721. The next prime is 250727. The reversal of 250724 is 427052.

250724 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (250721) and next prime (250727).

It is a junction number, because it is equal to n+sod(n) for n = 250696 and 250705.

It is not an unprimeable number, because it can be changed into a prime (250721) 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, 1574 + ... + 1725.

It is an arithmetic number, because the mean of its divisors is an integer number (38500).

2²⁵⁰⁷²⁴ is an apocalyptic number.

It is an amenable number.

250724 is a deficient number, since it is larger than the sum of its proper divisors (211276).

250724 is a wasteful number, since it uses less digits than its factorization.

250724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3322 (or 3320 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 20.

The square root of 250724 is about 500.7234765816. The cubic root of 250724 is about 63.0568060743.

Adding to 250724 its reverse (427052), we get a palindrome (677776).

The spelling of 250724 in words is "two hundred fifty thousand, seven hundred twenty-four".