249275374 has 8 divisors (see below), whose sum is σ = 374055408. Its totient is φ = 124590240.

The previous prime is 249275359. The next prime is 249275393. The reversal of 249275374 is 473572942.

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

It is a self number, because there is not a number n which added to its sum of digits gives 249275374.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16747 + ... + 27910.

It is an arithmetic number, because the mean of its divisors is an integer number (46756926).

Almost surely, 2^249275374 is an apocalyptic number.

249275374 is a deficient number, since it is larger than the sum of its proper divisors (124780034).

249275374 is a wasteful number, since it uses less digits than its factorization.

249275374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47450.

The product of its digits is 423360, while the sum is 43.

The square root of 249275374 is about 15788.4569860389. The cubic root of 249275374 is about 629.3512882423.

The spelling of 249275374 in words is "two hundred forty-nine million, two hundred seventy-five thousand, three hundred seventy-four".