249164 has 12 divisors (see below), whose sum is σ = 439824. Its totient is φ = 123504.

The previous prime is 249143. The next prime is 249181. The reversal of 249164 is 461942.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 249164.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 482 + ... + 854.

It is an arithmetic number, because the mean of its divisors is an integer number (36652).

2²⁴⁹¹⁶⁴ is an apocalyptic number.

It is an amenable number.

249164 is a deficient number, since it is larger than the sum of its proper divisors (190660).

249164 is a wasteful number, since it uses less digits than its factorization.

249164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544 (or 542 counting only the distinct ones).

The product of its digits is 1728, while the sum is 26.

The square root of 249164 is about 499.1632999330. The cubic root of 249164 is about 62.9257544777.

The spelling of 249164 in words is "two hundred forty-nine thousand, one hundred sixty-four".