2549098 has 4 divisors (see below), whose sum is σ = 3823650. Its totient is φ = 1274548.

The previous prime is 2549089. The next prime is 2549101. The reversal of 2549098 is 8909452.

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., 2537649 + 11449 = 1593^2 + 107^2 .

It is a super-2 number, since 2×2549098² = 12995801227208, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 637273 + ... + 637276.

2^2549098 is an apocalyptic number.

2549098 is a deficient number, since it is larger than the sum of its proper divisors (1274552).

2549098 is a wasteful number, since it uses less digits than its factorization.

2549098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1274551.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 2549098 is about 1596.5894901320. The cubic root of 2549098 is about 136.6036102791.

The spelling of 2549098 in words is "two million, five hundred forty-nine thousand, ninety-eight".