249070275 has 48 divisors (see below), whose sum is σ = 472350720. Its totient is φ = 128541600.

The previous prime is 249070271. The next prime is 249070291. The reversal of 249070275 is 572070942.

It is not a de Polignac number, because 249070275 - 2² = 249070271 is a prime.

It is not an unprimeable number, because it can be changed into a prime (249070271) 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 47 ways as a sum of consecutive naturals, for example, 14974 + ... + 26876.

It is an arithmetic number, because the mean of its divisors is an integer number (9840640).

Almost surely, 2^249070275 is an apocalyptic number.

249070275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

249070275 is a deficient number, since it is larger than the sum of its proper divisors (223280445).

249070275 is a wasteful number, since it uses less digits than its factorization.

249070275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11953 (or 11942 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 249070275 is about 15781.9604295537. The cubic root of 249070275 is about 629.1786348225.

The spelling of 249070275 in words is "two hundred forty-nine million, seventy thousand, two hundred seventy-five".