2045022216 has 16 divisors (see below), whose sum is σ = 5112555600. Its totient is φ = 681674064.

The previous prime is 2045022209. The next prime is 2045022233. The reversal of 2045022216 is 6122205402.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 85209259 = 2045022216 / (2 + 0 + 4 + 5 + 0 + 2 + 2 + 2 + 1 + 6).

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, 42604606 + ... + 42604653.

It is an arithmetic number, because the mean of its divisors is an integer number (319534725).

Almost surely, 2^2045022216 is an apocalyptic number.

It is an amenable number.

2045022216 is an abundant number, since it is smaller than the sum of its proper divisors (3067533384).

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

2045022216 is a wasteful number, since it uses less digits than its factorization.

2045022216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85209268 (or 85209264 counting only the distinct ones).

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

The square root of 2045022216 is about 45221.9218521283. The cubic root of 2045022216 is about 1269.3050563806.

Adding to 2045022216 its reverse (6122205402), we get a palindrome (8167227618).

The spelling of 2045022216 in words is "two billion, forty-five million, twenty-two thousand, two hundred sixteen".