2558498 has 4 divisors (see below), whose sum is σ = 3837750. Its totient is φ = 1279248.

The previous prime is 2558489. The next prime is 2558503. The reversal of 2558498 is 8948552.

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., 2411809 + 146689 = 1553^2 + 383^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 639623 + ... + 639626.

2^2558498 is an apocalyptic number.

2558498 is a deficient number, since it is larger than the sum of its proper divisors (1279252).

2558498 is a wasteful number, since it uses less digits than its factorization.

2558498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1279251.

The product of its digits is 115200, while the sum is 41.

The square root of 2558498 is about 1599.5305561320. The cubic root of 2558498 is about 136.7713165014.

The spelling of 2558498 in words is "two million, five hundred fifty-eight thousand, four hundred ninety-eight".