2045288 has 16 divisors (see below), whose sum is σ = 4382880. Its totient is φ = 876528.

The previous prime is 2045213. The next prime is 2045311. The reversal of 2045288 is 8825402.

It is a self number, because there is not a number n which added to its sum of digits gives 2045288.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18206 + ... + 18317.

It is an arithmetic number, because the mean of its divisors is an integer number (273930).

2^2045288 is an apocalyptic number.

2045288 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2045288 is an abundant number, since it is smaller than the sum of its proper divisors (2337592).

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

2045288 is a wasteful number, since it uses less digits than its factorization.

2045288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36536 (or 36532 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 29.

The square root of 2045288 is about 1430.1356579010. The cubic root of 2045288 is about 126.9360042965.

The spelling of 2045288 in words is "two million, forty-five thousand, two hundred eighty-eight".