249085958 has 8 divisors (see below), whose sum is σ = 407595240. Its totient is φ = 113220880.

The previous prime is 249085951. The next prime is 249085979. The reversal of 249085958 is 859580942.

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 (249085951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5661023 + ... + 5661066.

It is an arithmetic number, because the mean of its divisors is an integer number (50949405).

Almost surely, 2^249085958 is an apocalyptic number.

249085958 is a deficient number, since it is larger than the sum of its proper divisors (158509282).

249085958 is a wasteful number, since it uses less digits than its factorization.

249085958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11322102.

The product of its (nonzero) digits is 1036800, while the sum is 50.

The square root of 249085958 is about 15782.4572864938. The cubic root of 249085958 is about 629.1918402005.

The spelling of 249085958 in words is "two hundred forty-nine million, eighty-five thousand, nine hundred fifty-eight".