2293638 has 16 divisors (see below), whose sum is σ = 4608576. Its totient is φ = 761000.

The previous prime is 2293637. The next prime is 2293649. The reversal of 2293638 is 8363922.

It is a junction number, because it is equal to n+sod(n) for n = 2293599 and 2293608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2293631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 745 + ... + 2267.

It is an arithmetic number, because the mean of its divisors is an integer number (288036).

2^2293638 is an apocalyptic number.

2293638 is an abundant number, since it is smaller than the sum of its proper divisors (2314938).

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

2293638 is a wasteful number, since it uses less digits than its factorization.

2293638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1779.

The product of its digits is 15552, while the sum is 33.

The square root of 2293638 is about 1514.4761470555. The cubic root of 2293638 is about 131.8787913976.

The spelling of 2293638 in words is "two million, two hundred ninety-three thousand, six hundred thirty-eight".