2105424432 has 60 divisors (see below), whose sum is σ = 6238875240. Its totient is φ = 660524544.

The previous prime is 2105424413. The next prime is 2105424443. The reversal of 2105424432 is 2344245012.

2105424432 is a `hidden beast` number, since 210 + 5 + 4 + 2 + 443 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 2105424396 and 2105424405.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 427582 + ... + 432477.

It is an arithmetic number, because the mean of its divisors is an integer number (103981254).

Almost surely, 2^2105424432 is an apocalyptic number.

It is an amenable number.

2105424432 is an abundant number, since it is smaller than the sum of its proper divisors (4133450808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2105424432 is a wasteful number, since it uses less digits than its factorization.

2105424432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 860090 (or 860081 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 2105424432 is about 45884.9041842739. The cubic root of 2105424432 is about 1281.6808224733.

Adding to 2105424432 its reverse (2344245012), we get a palindrome (4449669444).

The spelling of 2105424432 in words is "two billion, one hundred five million, four hundred twenty-four thousand, four hundred thirty-two".