2235944 has 16 divisors (see below), whose sum is σ = 4211700. Its totient is φ = 1112832.

The previous prime is 2235943. The next prime is 2235949. The reversal of 2235944 is 4495322.

It can be written as a sum of positive squares in 2 ways, for example, as 2067844 + 168100 = 1438^2 + 410^2 .

It is a super-2 number, since 2×2235944² = 9998891142272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2235941) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1712 + ... + 2720.

2^2235944 is an apocalyptic number.

It is an amenable number.

2235944 is a deficient number, since it is larger than the sum of its proper divisors (1975756).

2235944 is a wasteful number, since it uses less digits than its factorization.

2235944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1292 (or 1288 counting only the distinct ones).

The product of its digits is 8640, while the sum is 29.

The square root of 2235944 is about 1495.3073262711. The cubic root of 2235944 is about 130.7636318071.

The spelling of 2235944 in words is "two million, two hundred thirty-five thousand, nine hundred forty-four".