2498557 has 8 divisors (see below), whose sum is σ = 2656800. Its totient is φ = 2343024.

The previous prime is 2498539. The next prime is 2498593. The reversal of 2498557 is 7558942.

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

It is a cyclic number.

It is not a de Polignac number, because 2498557 - 2¹⁵ = 2465789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2498527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1419 + ... + 2647.

It is an arithmetic number, because the mean of its divisors is an integer number (332100).

2^2498557 is an apocalyptic number.

It is an amenable number.

2498557 is a deficient number, since it is larger than the sum of its proper divisors (158243).

2498557 is a wasteful number, since it uses less digits than its factorization.

2498557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1355.

The product of its digits is 100800, while the sum is 40.

The square root of 2498557 is about 1580.6824475523. The cubic root of 2498557 is about 135.6947631066.

The spelling of 2498557 in words is "two million, four hundred ninety-eight thousand, five hundred fifty-seven".