2273706 has 12 divisors (see below), whose sum is σ = 4926402. Its totient is φ = 757896.

The previous prime is 2273701. The next prime is 2273729. The reversal of 2273706 is 6073722.

It can be written as a sum of positive squares in only one way, i.e., 2223081 + 50625 = 1491^2 + 225^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2273706.

It is not an unprimeable number, because it can be changed into a prime (2273701) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 63141 + ... + 63176.

2^2273706 is an apocalyptic number.

2273706 is an abundant number, since it is smaller than the sum of its proper divisors (2652696).

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

2273706 is a wasteful number, since it uses less digits than its factorization.

2273706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126325 (or 126322 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 27.

The square root of 2273706 is about 1507.8812950627. The cubic root of 2273706 is about 131.4956650636.

The spelling of 2273706 in words is "two million, two hundred seventy-three thousand, seven hundred six".