2242157436 has 60 divisors (see below), whose sum is σ = 5884468128. Its totient is φ = 744450048.

The previous prime is 2242157371. The next prime is 2242157497. The reversal of 2242157436 is 6347512422.

2242157436 is a `hidden beast` number, since 2 + 2 + 4 + 215 + 7 + 436 = 666.

2242157436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 2242157436.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 69805 + ... + 96731.

Almost surely, 2^2242157436 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2242157436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2942234064).

2242157436 is an abundant number, since it is smaller than the sum of its proper divisors (3642310692).

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

2242157436 is a wasteful number, since it uses less digits than its factorization.

2242157436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27200 (or 27189 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 2242157436 is about 47351.4248571255. The cubic root of 2242157436 is about 1308.8464557279.

Adding to 2242157436 its reverse (6347512422), we get a palindrome (8589669858).

The spelling of 2242157436 in words is "two billion, two hundred forty-two million, one hundred fifty-seven thousand, four hundred thirty-six".