2257327636 has 12 divisors (see below), whose sum is σ = 4086541620. Its totient is φ = 1089744320.

The previous prime is 2257327627. The next prime is 2257327691. The reversal of 2257327636 is 6367237522.

It can be written as a sum of positive squares in 2 ways, for example, as 1858127236 + 399200400 = 43106^2 + 19980^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2257327592 and 2257327601.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9729745 + ... + 9729976.

It is an arithmetic number, because the mean of its divisors is an integer number (340545135).

Almost surely, 2^2257327636 is an apocalyptic number.

It is an amenable number.

2257327636 is a deficient number, since it is larger than the sum of its proper divisors (1829213984).

2257327636 is a wasteful number, since it uses less digits than its factorization.

2257327636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19459754 (or 19459752 counting only the distinct ones).

The product of its digits is 635040, while the sum is 43.

The square root of 2257327636 is about 47511.3421826831. The cubic root of 2257327636 is about 1311.7916622454.

The spelling of 2257327636 in words is "two billion, two hundred fifty-seven million, three hundred twenty-seven thousand, six hundred thirty-six".