2056432 has 60 divisors (see below), whose sum is σ = 4820376. Its totient is φ = 846720.

The previous prime is 2056421. The next prime is 2056441. The reversal of 2056432 is 2346502.

It is a happy number.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33682 + ... + 33742.

2^2056432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2056432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2410188).

2056432 is an abundant number, since it is smaller than the sum of its proper divisors (2763944).

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

2056432 is a wasteful number, since it uses less digits than its factorization.

2056432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126 (or 113 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 2056432 is about 1434.0264990578. The cubic root of 2056432 is about 127.1661289244.

The spelling of 2056432 in words is "two million, fifty-six thousand, four hundred thirty-two".