2242496628 has 18 divisors (see below), whose sum is σ = 5668533234. Its totient is φ = 747498864.

The previous prime is 2242496623. The next prime is 2242496657. The reversal of 2242496628 is 8266942422.

It can be written as a sum of positive squares in only one way, i.e., 2236533264 + 5963364 = 47292^2 + 2442^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×2242496628² = 10057582253182740768, which contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2242496623) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31145751 + ... + 31145822.

It is an arithmetic number, because the mean of its divisors is an integer number (314918513).

Almost surely, 2^2242496628 is an apocalyptic number.

It is an amenable number.

2242496628 is an abundant number, since it is smaller than the sum of its proper divisors (3426036606).

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

2242496628 is a wasteful number, since it uses less digits than its factorization.

2242496628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62291583 (or 62291578 counting only the distinct ones).

The product of its digits is 663552, while the sum is 45.

The square root of 2242496628 is about 47355.0063668035. The cubic root of 2242496628 is about 1308.9124528571.

The spelling of 2242496628 in words is "two billion, two hundred forty-two million, four hundred ninety-six thousand, six hundred twenty-eight".