2433640256 has 28 divisors (see below), whose sum is σ = 4831953252. Its totient is φ = 1216140288.

The previous prime is 2433640229. The next prime is 2433640271. The reversal of 2433640256 is 6520463342.

It can be written as a sum of positive squares in 2 ways, for example, as 1037870656 + 1395769600 = 32216^2 + 37360^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116636 + ... + 135908.

It is an arithmetic number, because the mean of its divisors is an integer number (172569759).

Almost surely, 2^2433640256 is an apocalyptic number.

It is an amenable number.

2433640256 is a deficient number, since it is larger than the sum of its proper divisors (2398312996).

2433640256 is a wasteful number, since it uses less digits than its factorization.

2433640256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21258 (or 21248 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 35.

The square root of 2433640256 is about 49331.9395118416. The cubic root of 2433640256 is about 1345.0924248386.

The spelling of 2433640256 in words is "two billion, four hundred thirty-three million, six hundred forty thousand, two hundred fifty-six".