249255694 has 4 divisors (see below), whose sum is σ = 373883544. Its totient is φ = 124627846.

The previous prime is 249255691. The next prime is 249255697. The reversal of 249255694 is 496552942.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (249255691) and next prime (249255697).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249255691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62313922 + ... + 62313925.

It is an arithmetic number, because the mean of its divisors is an integer number (93470886).

Almost surely, 2^249255694 is an apocalyptic number.

249255694 is a deficient number, since it is larger than the sum of its proper divisors (124627850).

249255694 is a wasteful number, since it uses less digits than its factorization.

249255694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124627849.

The product of its digits is 777600, while the sum is 46.

The square root of 249255694 is about 15787.8337336064. The cubic root of 249255694 is about 629.3347256230.

The spelling of 249255694 in words is "two hundred forty-nine million, two hundred fifty-five thousand, six hundred ninety-four".