249396 has 24 divisors (see below), whose sum is σ = 665280. Its totient is φ = 71232.

The previous prime is 249383. The next prime is 249397. The reversal of 249396 is 693942.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 249396.

It is not an unprimeable number, because it can be changed into a prime (249397) by changing a digit.

249396 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1401 + ... + 1568.

It is an arithmetic number, because the mean of its divisors is an integer number (27720).

2²⁴⁹³⁹⁶ is an apocalyptic number.

It is an amenable number.

249396 is an abundant number, since it is smaller than the sum of its proper divisors (415884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

249396 is a wasteful number, since it uses less digits than its factorization.

249396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2983 (or 2981 counting only the distinct ones).

The product of its digits is 11664, while the sum is 33.

The square root of 249396 is about 499.3956347426. The cubic root of 249396 is about 62.9452787620.

Subtracting from 249396 its product of digits (11664), we obtain a palindrome (237732).

The spelling of 249396 in words is "two hundred forty-nine thousand, three hundred ninety-six".