2263994 has 4 divisors (see below), whose sum is σ = 3395994. Its totient is φ = 1131996.

The previous prime is 2263969. The next prime is 2264027. The reversal of 2263994 is 4993622.

2263994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1755625 + 508369 = 1325^2 + 713^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565997 + ... + 566000.

2^2263994 is an apocalyptic number.

2263994 is a deficient number, since it is larger than the sum of its proper divisors (1132000).

2263994 is a wasteful number, since it uses less digits than its factorization.

2263994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1131999.

The product of its digits is 23328, while the sum is 35.

The square root of 2263994 is about 1504.6574360963. The cubic root of 2263994 is about 131.3081725501.

It can be divided in two parts, 2263 and 994, that multiplied together give a palindrome (2249422).

The spelling of 2263994 in words is "two million, two hundred sixty-three thousand, nine hundred ninety-four".