2243726 has 8 divisors (see below), whose sum is σ = 3377160. Its totient is φ = 1118008.

The previous prime is 2243723. The next prime is 2243741. The reversal of 2243726 is 6273422.

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

It is a junction number, because it is equal to n+sod(n) for n = 2243695 and 2243704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2243723) 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, 1136 + ... + 2403.

It is an arithmetic number, because the mean of its divisors is an integer number (422145).

2^2243726 is an apocalyptic number.

2243726 is a deficient number, since it is larger than the sum of its proper divisors (1133434).

2243726 is a wasteful number, since it uses less digits than its factorization.

2243726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3858.

The product of its digits is 4032, while the sum is 26.

The square root of 2243726 is about 1497.9072067388. The cubic root of 2243726 is about 130.9151597974.

The spelling of 2243726 in words is "two million, two hundred forty-three thousand, seven hundred twenty-six".