2045807832 has 32 divisors (see below), whose sum is σ = 5239266480. Its totient is φ = 665303040.

The previous prime is 2045807809. The next prime is 2045807833. The reversal of 2045807832 is 2387085402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045807833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1038553 + ... + 1040520.

Almost surely, 2^2045807832 is an apocalyptic number.

It is an amenable number.

2045807832 is an abundant number, since it is smaller than the sum of its proper divisors (3193458648).

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

2045807832 is a wasteful number, since it uses less digits than its factorization.

2045807832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2079123 (or 2079119 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 39.

The square root of 2045807832 is about 45230.6072477476. The cubic root of 2045807832 is about 1269.4675743698.

The spelling of 2045807832 in words is "two billion, forty-five million, eight hundred seven thousand, eight hundred thirty-two".