2272635 has 12 divisors (see below), whose sum is σ = 3939312. Its totient is φ = 1212048.

The previous prime is 2272631. The next prime is 2272649. The reversal of 2272635 is 5362722.

2272635 is a `hidden beast` number, since 2 + 27 + 2 + 635 = 666.

It is not a de Polignac number, because 2272635 - 2² = 2272631 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2² + 2¹² + 7² + 2¹⁸ + 6⁶ + 3⁸ + 5⁹ .

It is a junction number, because it is equal to n+sod(n) for n = 2272599 and 2272608.

It is not an unprimeable number, because it can be changed into a prime (2272631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25207 + ... + 25296.

It is an arithmetic number, because the mean of its divisors is an integer number (328276).

2^2272635 is an apocalyptic number.

2272635 is a deficient number, since it is larger than the sum of its proper divisors (1666677).

2272635 is a wasteful number, since it uses less digits than its factorization.

2272635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50514 (or 50511 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 2272635 is about 1507.5261191767. The cubic root of 2272635 is about 131.4750153731.

The spelling of 2272635 in words is "two million, two hundred seventy-two thousand, six hundred thirty-five".