2272526345 has 4 divisors (see below), whose sum is σ = 2727031620. Its totient is φ = 1818021072.

The previous prime is 2272526329. The next prime is 2272526351. The reversal of 2272526345 is 5436252722.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1714291216 + 558235129 = 41404^2 + 23627^2 .

It is a cyclic number.

It is not a de Polignac number, because 2272526345 - 2⁴ = 2272526329 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2272526299 and 2272526308.

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, 227252630 + ... + 227252639.

It is an arithmetic number, because the mean of its divisors is an integer number (681757905).

Almost surely, 2^2272526345 is an apocalyptic number.

It is an amenable number.

2272526345 is a deficient number, since it is larger than the sum of its proper divisors (454505275).

2272526345 is an equidigital number, since it uses as much as digits as its factorization.

2272526345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454505274.

The product of its digits is 201600, while the sum is 38.

The square root of 2272526345 is about 47671.0220679188. The cubic root of 2272526345 is about 1314.7292006002.

The spelling of 2272526345 in words is "two billion, two hundred seventy-two million, five hundred twenty-six thousand, three hundred forty-five".