2244658 has 24 divisors (see below), whose sum is σ = 3788100. Its totient is φ = 995904.

The previous prime is 2244653. The next prime is 2244659. The reversal of 2244658 is 8564422.

It can be written as a sum of positive squares in 6 ways, for example, as 859329 + 1385329 = 927^2 + 1177^2 .

It is not an unprimeable number, because it can be changed into a prime (2244653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9688 + ... + 9916.

2^2244658 is an apocalyptic number.

2244658 is a deficient number, since it is larger than the sum of its proper divisors (1543442).

2244658 is a wasteful number, since it uses less digits than its factorization.

2244658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286 (or 273 counting only the distinct ones).

The product of its digits is 15360, while the sum is 31.

The square root of 2244658 is about 1498.2182751522. The cubic root of 2244658 is about 130.9332838225.

The spelling of 2244658 in words is "two million, two hundred forty-four thousand, six hundred fifty-eight".