2294640 has 60 divisors (see below), whose sum is σ = 7708584. Its totient is φ = 611712.

The previous prime is 2294627. The next prime is 2294659. The reversal of 2294640 is 464922.

It is a tau number, because it is divible by the number of its divisors (60).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 874 + ... + 2313.

2^2294640 is an apocalyptic number.

2294640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2294640 is an abundant number, since it is smaller than the sum of its proper divisors (5413944).

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

2294640 is a wasteful number, since it uses less digits than its factorization.

2294640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3206 (or 3197 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 2294640 is about 1514.8069183893. The cubic root of 2294640 is about 131.8979928164.

The spelling of 2294640 in words is "two million, two hundred ninety-four thousand, six hundred forty".