249440294 has 8 divisors (see below), whose sum is σ = 374250360. Its totient is φ = 124690176.

The previous prime is 249440179. The next prime is 249440299. The reversal of 249440294 is 492044942.

249440294 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249440299) 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, 2504 + ... + 22475.

It is an arithmetic number, because the mean of its divisors is an integer number (46781295).

Almost surely, 2^249440294 is an apocalyptic number.

249440294 is a deficient number, since it is larger than the sum of its proper divisors (124810066).

249440294 is a wasteful number, since it uses less digits than its factorization.

249440294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29974.

The product of its (nonzero) digits is 82944, while the sum is 38.

The square root of 249440294 is about 15793.6789254436. The cubic root of 249440294 is about 629.4900500883.

The spelling of 249440294 in words is "two hundred forty-nine million, four hundred forty thousand, two hundred ninety-four".