249748498 has 4 divisors (see below), whose sum is σ = 374622750. Its totient is φ = 124874248.

The previous prime is 249748453. The next prime is 249748511. The reversal of 249748498 is 894847942.

It is a happy number.

249748498 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 249734809 + 13689 = 15803^2 + 117^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62437123 + ... + 62437126.

Almost surely, 2^249748498 is an apocalyptic number.

249748498 is a deficient number, since it is larger than the sum of its proper divisors (124874252).

249748498 is a wasteful number, since it uses less digits than its factorization.

249748498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124874251.

The product of its digits is 4644864, while the sum is 55.

The square root of 249748498 is about 15803.4331080307. The cubic root of 249748498 is about 629.7492056260.

The spelling of 249748498 in words is "two hundred forty-nine million, seven hundred forty-eight thousand, four hundred ninety-eight".