2102440432 has 40 divisors (see below), whose sum is σ = 4130735616. Its totient is φ = 1036537536.

The previous prime is 2102440399. The next prime is 2102440441. The reversal of 2102440432 is 2340442012.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 379023 + ... + 384529.

Almost surely, 2^2102440432 is an apocalyptic number.

It is an amenable number.

2102440432 is a deficient number, since it is larger than the sum of its proper divisors (2028295184).

2102440432 is a wasteful number, since it uses less digits than its factorization.

2102440432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5845 (or 5839 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 2102440432 is about 45852.3765142004. The cubic root of 2102440432 is about 1281.0750311077.

Adding to 2102440432 its reverse (2340442012), we get a palindrome (4442882444).

The spelling of 2102440432 in words is "two billion, one hundred two million, four hundred forty thousand, four hundred thirty-two".