2644998 has 16 divisors (see below), whose sum is σ = 5308416. Its totient is φ = 878600.

The previous prime is 2644981. The next prime is 2645011. The reversal of 2644998 is 8994462.

It is a super-3 number, since 3×2644998³ = 55513332446645219976, which contains 333 as substring.

It is a d-powerful number, because it can be written as 2 + 6 + 4 + 4⁷ + 9 + 9⁶ + 8⁷ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1723 + ... + 2873.

It is an arithmetic number, because the mean of its divisors is an integer number (331776).

2^2644998 is an apocalyptic number.

2644998 is an abundant number, since it is smaller than the sum of its proper divisors (2663418).

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

2644998 is a wasteful number, since it uses less digits than its factorization.

2644998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1539.

The product of its digits is 124416, while the sum is 42.

The square root of 2644998 is about 1626.3449818535. The cubic root of 2644998 is about 138.2956275357.

The spelling of 2644998 in words is "two million, six hundred forty-four thousand, nine hundred ninety-eight".