2499898 has 8 divisors (see below), whose sum is σ = 3760020. Its totient is φ = 1246560.

The previous prime is 2499881. The next prime is 2499907. The reversal of 2499898 is 8989942.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1432809 + 1067089 = 1197^2 + 1033^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 643 + ... + 2326.

2^2499898 is an apocalyptic number.

2499898 is a deficient number, since it is larger than the sum of its proper divisors (1260122).

2499898 is a wasteful number, since it uses less digits than its factorization.

2499898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3392.

The product of its digits is 373248, while the sum is 49.

The square root of 2499898 is about 1581.1065745230. The cubic root of 2499898 is about 135.7190350007.

The spelling of 2499898 in words is "two million, four hundred ninety-nine thousand, eight hundred ninety-eight".