249996394 has 8 divisors (see below), whose sum is σ = 375289380. Its totient is φ = 124899936.

The previous prime is 249996391. The next prime is 249996413. The reversal of 249996394 is 493699942.

249996394 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 244766025 + 5230369 = 15645^2 + 2287^2 .

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

It is not an unprimeable number, because it can be changed into a prime (249996391) 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, 45909 + ... + 51064.

Almost surely, 2^249996394 is an apocalyptic number.

249996394 is a deficient number, since it is larger than the sum of its proper divisors (125292986).

249996394 is a wasteful number, since it uses less digits than its factorization.

249996394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98264.

The product of its digits is 3779136, while the sum is 55.

The square root of 249996394 is about 15811.2742686983. The cubic root of 249996394 is about 629.9574960827.

The spelling of 249996394 in words is "two hundred forty-nine million, nine hundred ninety-six thousand, three hundred ninety-four".