2293744 has 30 divisors (see below), whose sum is σ = 4662896. Its totient is φ = 1092960.

The previous prime is 2293729. The next prime is 2293751. The reversal of 2293744 is 4473922.

It is a super-2 number, since 2×2293744² = 10522523075072, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8329 + ... + 8599.

2^2293744 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2293744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2331448).

2293744 is an abundant number, since it is smaller than the sum of its proper divisors (2369152).

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

2293744 is a wasteful number, since it uses less digits than its factorization.

2293744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325 (or 296 counting only the distinct ones).

The product of its digits is 12096, while the sum is 31.

The square root of 2293744 is about 1514.5111422502. The cubic root of 2293744 is about 131.8808229499.

The spelling of 2293744 in words is "two million, two hundred ninety-three thousand, seven hundred forty-four".