2243632 has 10 divisors (see below), whose sum is σ = 4347068. Its totient is φ = 1121808.

The previous prime is 2243623. The next prime is 2243663. The reversal of 2243632 is 2363422.

It is a happy number.

2243632 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a d-powerful number, because it can be written as 2⁷ + 2¹¹ + 4⁸ + 3⁹ + 6² + 3¹⁰ + 2²¹ .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70098 + ... + 70129.

2^2243632 is an apocalyptic number.

It is an amenable number.

2243632 is a deficient number, since it is larger than the sum of its proper divisors (2103436).

2243632 is a wasteful number, since it uses less digits than its factorization.

2243632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140235 (or 140229 counting only the distinct ones).

The product of its digits is 1728, while the sum is 22.

The square root of 2243632 is about 1497.8758292996. The cubic root of 2243632 is about 130.9133315592.

The spelling of 2243632 in words is "two million, two hundred forty-three thousand, six hundred thirty-two".