2235945 has 16 divisors (see below), whose sum is σ = 3733632. Its totient is φ = 1140480.

The previous prime is 2235943. The next prime is 2235949. The reversal of 2235945 is 5495322.

It is not a de Polignac number, because 2235945 - 2¹ = 2235943 is a prime.

It is a Curzon number.

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 15 ways as a sum of consecutive naturals, for example, 2896 + ... + 3585.

It is an arithmetic number, because the mean of its divisors is an integer number (233352).

2^2235945 is an apocalyptic number.

It is an amenable number.

2235945 is a deficient number, since it is larger than the sum of its proper divisors (1497687).

2235945 is a wasteful number, since it uses less digits than its factorization.

2235945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6512.

The product of its digits is 10800, while the sum is 30.

The square root of 2235945 is about 1495.3076606505. The cubic root of 2235945 is about 130.7636513013.

The spelling of 2235945 in words is "two million, two hundred thirty-five thousand, nine hundred forty-five".