2045432 has 8 divisors (see below), whose sum is σ = 3835200. Its totient is φ = 1022712.

The previous prime is 2045377. The next prime is 2045437. The reversal of 2045432 is 2345402.

It is a tau number, because it is divible by the number of its divisors (8).

It is a d-powerful number, because it can be written as 2³ + 0 + 4⁷ + 5⁹ + 4⁸ + 3⁷ + 2¹³ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127832 + ... + 127847.

It is an arithmetic number, because the mean of its divisors is an integer number (479400).

2^2045432 is an apocalyptic number.

It is an amenable number.

2045432 is a deficient number, since it is larger than the sum of its proper divisors (1789768).

2045432 is a wasteful number, since it uses less digits than its factorization.

2045432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255685 (or 255681 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 2045432 is about 1430.1860018893. The cubic root of 2045432 is about 126.9389832341.

The spelling of 2045432 in words is "two million, forty-five thousand, four hundred thirty-two".