2271612 has 24 divisors (see below), whose sum is σ = 6057856. Its totient is φ = 649008.

The previous prime is 2271593. The next prime is 2271613. The reversal of 2271612 is 2161722.

2271612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2271613) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 13438 + ... + 13605.

2^2271612 is an apocalyptic number.

It is an amenable number.

2271612 is an abundant number, since it is smaller than the sum of its proper divisors (3786244).

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

2271612 is a wasteful number, since it uses less digits than its factorization.

2271612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27057 (or 27055 counting only the distinct ones).

The product of its digits is 336, while the sum is 21.

The square root of 2271612 is about 1507.1867833815. The cubic root of 2271612 is about 131.4552851001.

The spelling of 2271612 in words is "two million, two hundred seventy-one thousand, six hundred twelve".