2045222070 has 16 divisors (see below), whose sum is σ = 4908533040. Its totient is φ = 545392544.

The previous prime is 2045222059. The next prime is 2045222107. The reversal of 2045222070 is 702225402.

It is a self number, because there is not a number n which added to its sum of digits gives 2045222070.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34087005 + ... + 34087064.

It is an arithmetic number, because the mean of its divisors is an integer number (306783315).

Almost surely, 2^2045222070 is an apocalyptic number.

2045222070 is an abundant number, since it is smaller than the sum of its proper divisors (2863310970).

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

2045222070 is a wasteful number, since it uses less digits than its factorization.

2045222070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68174079.

The product of its (nonzero) digits is 2240, while the sum is 24.

The square root of 2045222070 is about 45224.1315007817. The cubic root of 2045222070 is about 1269.3464035157.

Adding to 2045222070 its reverse (702225402), we get a palindrome (2747447472).

It can be divided in two parts, 2045 and 222070, that added together give a triangular number (224115 = T₆₆₉).

The spelling of 2045222070 in words is "two billion, forty-five million, two hundred twenty-two thousand, seventy".