2272528634 has 4 divisors (see below), whose sum is σ = 3408792954. Its totient is φ = 1136264316.

The previous prime is 2272528633. The next prime is 2272528651. The reversal of 2272528634 is 4368252722.

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

It can be written as a sum of positive squares in only one way, i.e., 1611781609 + 660747025 = 40147^2 + 25705^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2272528591 and 2272528600.

It is not an unprimeable number, because it can be changed into a prime (2272528633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568132157 + ... + 568132160.

Almost surely, 2^2272528634 is an apocalyptic number.

2272528634 is a deficient number, since it is larger than the sum of its proper divisors (1136264320).

2272528634 is a wasteful number, since it uses less digits than its factorization.

2272528634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1136264319.

The product of its digits is 322560, while the sum is 41.

The square root of 2272528634 is about 47671.0460762086. The cubic root of 2272528634 is about 1314.7296420200.

The spelling of 2272528634 in words is "two billion, two hundred seventy-two million, five hundred twenty-eight thousand, six hundred thirty-four".