2243910 has 16 divisors (see below), whose sum is σ = 5385456. Its totient is φ = 598368.

The previous prime is 2243909. The next prime is 2243911. The reversal of 2243910 is 193422.

It is an interprime number because it is at equal distance from previous prime (2243909) and next prime (2243911).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2243911) 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, 37369 + ... + 37428.

It is an arithmetic number, because the mean of its divisors is an integer number (336591).

2^2243910 is an apocalyptic number.

2243910 is an abundant number, since it is smaller than the sum of its proper divisors (3141546).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2243910 is a wasteful number, since it uses less digits than its factorization.

2243910 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74807.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 2243910 is about 1497.9686245045. The cubic root of 2243910 is about 130.9187383287.

The spelling of 2243910 in words is "two million, two hundred forty-three thousand, nine hundred ten".