249898376 has 32 divisors (see below), whose sum is σ = 576690240. Its totient is φ = 98860608.

The previous prime is 249898373. The next prime is 249898379. The reversal of 249898376 is 673898942.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (249898373) and next prime (249898379).

It is a Harshad number since it is a multiple of its sum of digits (56).

It is not an unprimeable number, because it can be changed into a prime (249898373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170906 + ... + 172361.

It is an arithmetic number, because the mean of its divisors is an integer number (18021570).

Almost surely, 2^249898376 is an apocalyptic number.

249898376 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

249898376 is an abundant number, since it is smaller than the sum of its proper divisors (326791864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

249898376 is a wasteful number, since it uses less digits than its factorization.

249898376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343293 (or 343289 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 56.

The square root of 249898376 is about 15808.1743411439. The cubic root of 249898376 is about 629.8751545676.

The spelling of 249898376 in words is "two hundred forty-nine million, eight hundred ninety-eight thousand, three hundred seventy-six".