2272836 has 24 divisors (see below), whose sum is σ = 5447680. Its totient is φ = 736992.

The previous prime is 2272819. The next prime is 2272843. The reversal of 2272836 is 6382722.

It is a d-powerful number, because it can be written as 2² + 2¹⁶ + 7³ + 2²¹ + 8⁴ + 3¹⁰ + 6⁶ .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2116 + ... + 3003.

2^2272836 is an apocalyptic number.

It is an amenable number.

2272836 is an abundant number, since it is smaller than the sum of its proper divisors (3174844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2272836 is a wasteful number, since it uses less digits than its factorization.

2272836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5163 (or 5161 counting only the distinct ones).

The product of its digits is 8064, while the sum is 30.

The square root of 2272836 is about 1507.5927832144. The cubic root of 2272836 is about 131.4788912997.

The spelling of 2272836 in words is "two million, two hundred seventy-two thousand, eight hundred thirty-six".