249134798 has 16 divisors (see below), whose sum is σ = 409014144. Its totient is φ = 112871160.

The previous prime is 249134791. The next prime is 249134803. The reversal of 249134798 is 897431942.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249134791) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 11690 + ... + 25197.

It is an arithmetic number, because the mean of its divisors is an integer number (25563384).

Almost surely, 2^249134798 is an apocalyptic number.

249134798 is a deficient number, since it is larger than the sum of its proper divisors (159879346).

249134798 is a wasteful number, since it uses less digits than its factorization.

249134798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37207.

The product of its digits is 435456, while the sum is 47.

The square root of 249134798 is about 15784.0044982254. The cubic root of 249134798 is about 629.2329608395.

The spelling of 249134798 in words is "two hundred forty-nine million, one hundred thirty-four thousand, seven hundred ninety-eight".