2243716 has 6 divisors (see below), whose sum is σ = 3926510. Its totient is φ = 1121856.

The previous prime is 2243699. The next prime is 2243723. The reversal of 2243716 is 6173422.

It can be written as a sum of positive squares in only one way, i.e., 2114116 + 129600 = 1454^2 + 360^2 .

It is a super-2 number, since 2×2243716² = 10068522977312, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280461 + ... + 280468.

2^2243716 is an apocalyptic number.

It is an amenable number.

2243716 is a deficient number, since it is larger than the sum of its proper divisors (1682794).

2243716 is a wasteful number, since it uses less digits than its factorization.

2243716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560933 (or 560931 counting only the distinct ones).

The product of its digits is 2016, while the sum is 25.

The square root of 2243716 is about 1497.9038687446. The cubic root of 2243716 is about 130.9149653064.

The spelling of 2243716 in words is "two million, two hundred forty-three thousand, seven hundred sixteen".