2098456 has 16 divisors (see below), whose sum is σ = 4019040. Its totient is φ = 1026720.

The previous prime is 2098441. The next prime is 2098471. The reversal of 2098456 is 6548902.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2098441) and next prime (2098471).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2415 + ... + 3166.

It is an arithmetic number, because the mean of its divisors is an integer number (251190).

2^2098456 is an apocalyptic number.

It is an amenable number.

2098456 is a deficient number, since it is larger than the sum of its proper divisors (1920584).

2098456 is a wasteful number, since it uses less digits than its factorization.

2098456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5634 (or 5630 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 2098456 is about 1448.6048460502. The cubic root of 2098456 is about 128.0265244511.

It can be divided in two parts, 20 and 98456, that multiplied together give a triangular number (1969120 = T₁₉₈₄).

The spelling of 2098456 in words is "two million, ninety-eight thousand, four hundred fifty-six".