2444992 has 56 divisors (see below), whose sum is σ = 5559552. Its totient is φ = 1056000.

The previous prime is 2444983. The next prime is 2445011. The reversal of 2444992 is 2994442.

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, 16117 + ... + 16267.

2^2444992 is an apocalyptic number.

2444992 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2444992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2779776).

2444992 is an abundant number, since it is smaller than the sum of its proper divisors (3114560).

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

2444992 is a wasteful number, since it uses less digits than its factorization.

2444992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197 (or 187 counting only the distinct ones).

The product of its digits is 20736, while the sum is 34.

The square root of 2444992 is about 1563.6470189912. The cubic root of 2444992 is about 134.7180581339.

The spelling of 2444992 in words is "two million, four hundred forty-four thousand, nine hundred ninety-two".