2498658 has 8 divisors (see below), whose sum is σ = 4997328. Its totient is φ = 832884.

The previous prime is 2498653. The next prime is 2498659. The reversal of 2498658 is 8568942.

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

2498658 is an admirable number.

It is a d-powerful number, because it can be written as 2¹⁸ + 4⁷ + 9³ + 8⁴ + 6² + 5⁹ + 8⁶ .

It is not an unprimeable number, because it can be changed into a prime (2498653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208216 + ... + 208227.

It is an arithmetic number, because the mean of its divisors is an integer number (624666).

2^2498658 is an apocalyptic number.

2498658 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2498658 is a wasteful number, since it uses less digits than its factorization.

2498658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416448.

The product of its digits is 138240, while the sum is 42.

The square root of 2498658 is about 1580.7143954554. The cubic root of 2498658 is about 135.6965914934.

The spelling of 2498658 in words is "two million, four hundred ninety-eight thousand, six hundred fifty-eight".