2247706 has 8 divisors (see below), whose sum is σ = 3569940. Its totient is φ = 1057728.

The previous prime is 2247697. The next prime is 2247709. The reversal of 2247706 is 6077422.

It can be written as a sum of positive squares in 2 ways, for example, as 2128681 + 119025 = 1459^2 + 345^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2247709) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33021 + ... + 33088.

2^2247706 is an apocalyptic number.

2247706 is a deficient number, since it is larger than the sum of its proper divisors (1322234).

2247706 is a wasteful number, since it uses less digits than its factorization.

2247706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66128.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 2247706 is about 1499.2351383289. The cubic root of 2247706 is about 130.9925213764.

The spelling of 2247706 in words is "two million, two hundred forty-seven thousand, seven hundred six".