2045328 has 20 divisors (see below), whose sum is σ = 5283888. Its totient is φ = 681760.

The previous prime is 2045317. The next prime is 2045333. The reversal of 2045328 is 8235402.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a d-powerful number, because it can be written as 2 + 0 + 4⁴ + 5⁹ + 3¹⁰ + 2⁷ + 8⁵ .

It is a junction number, because it is equal to n+sod(n) for n = 2045298 and 2045307.

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 3 ways as a sum of consecutive naturals, for example, 21258 + ... + 21353.

2^2045328 is an apocalyptic number.

It is an amenable number.

2045328 is an abundant number, since it is smaller than the sum of its proper divisors (3238560).

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

2045328 is a wasteful number, since it uses less digits than its factorization.

2045328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42622 (or 42616 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 2045328 is about 1430.1496425200. The cubic root of 2045328 is about 126.9368317932.

The spelling of 2045328 in words is "two million, forty-five thousand, three hundred twenty-eight".