2247730 has 16 divisors (see below), whose sum is σ = 4123224. Its totient is φ = 881920.

The previous prime is 2247727. The next prime is 2247733. The reversal of 2247730 is 377422.

It is an interprime number because it is at equal distance from previous prime (2247727) and next prime (2247733).

It can be written as a sum of positive squares in 4 ways, for example, as 2247001 + 729 = 1499^2 + 27^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2247695 and 2247704.

It is not an unprimeable number, because it can be changed into a prime (2247733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1591 + ... + 2650.

2^2247730 is an apocalyptic number.

2247730 is a deficient number, since it is larger than the sum of its proper divisors (1875494).

2247730 is a wasteful number, since it uses less digits than its factorization.

2247730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4301.

The product of its (nonzero) digits is 2352, while the sum is 25.

The square root of 2247730 is about 1499.2431423889. The cubic root of 2247730 is about 130.9929876012.

The spelling of 2247730 in words is "two million, two hundred forty-seven thousand, seven hundred thirty".