249148498 has 8 divisors (see below), whose sum is σ = 395706492. Its totient is φ = 117246336.

The previous prime is 249148441. The next prime is 249148499. The reversal of 249148498 is 894841942.

It can be written as a sum of positive squares in 2 ways, for example, as 247842049 + 1306449 = 15743^2 + 1143^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (249148499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3663915 + ... + 3663982.

Almost surely, 2^249148498 is an apocalyptic number.

249148498 is a deficient number, since it is larger than the sum of its proper divisors (146557994).

249148498 is a wasteful number, since it uses less digits than its factorization.

249148498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7327916.

The product of its digits is 663552, while the sum is 49.

The square root of 249148498 is about 15784.4384759167. The cubic root of 249148498 is about 629.2444945334.

The spelling of 249148498 in words is "two hundred forty-nine million, one hundred forty-eight thousand, four hundred ninety-eight".