2226542372 has 12 divisors (see below), whose sum is σ = 3897525660. Its totient is φ = 1112963616.

The previous prime is 2226542369. The next prime is 2226542389. The reversal of 2226542372 is 2732456222.

It can be written as a sum of positive squares in 2 ways, for example, as 1127885056 + 1098657316 = 33584^2 + 33146^2 .

It is a super-2 number, since 2×2226542372² = 9914981868622772768, which contains 22 as substring.

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, 60203 + ... + 89874.

It is an arithmetic number, because the mean of its divisors is an integer number (324793805).

Almost surely, 2^2226542372 is an apocalyptic number.

It is an amenable number.

2226542372 is a deficient number, since it is larger than the sum of its proper divisors (1670983288).

2226542372 is a wasteful number, since it uses less digits than its factorization.

2226542372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153790 (or 153788 counting only the distinct ones).

The product of its digits is 80640, while the sum is 35.

The square root of 2226542372 is about 47186.2519384619. The cubic root of 2226542372 is about 1305.8009737150.

Adding to 2226542372 its reverse (2732456222), we get a palindrome (4958998594).

The spelling of 2226542372 in words is "two billion, two hundred twenty-six million, five hundred forty-two thousand, three hundred seventy-two".