2263946 has 4 divisors (see below), whose sum is σ = 3395922. Its totient is φ = 1131972.

The previous prime is 2263939. The next prime is 2263957. The reversal of 2263946 is 6493622.

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., 1890625 + 373321 = 1375^2 + 611^2 .

It is a d-powerful number, because it can be written as 2⁹ + 2¹⁹ + 6³ + 3¹⁰ + 9 + 4⁴ + 6⁸ .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565985 + ... + 565988.

2^2263946 is an apocalyptic number.

2263946 is a deficient number, since it is larger than the sum of its proper divisors (1131976).

2263946 is a wasteful number, since it uses less digits than its factorization.

2263946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1131975.

The product of its digits is 15552, while the sum is 32.

The square root of 2263946 is about 1504.6414855373. The cubic root of 2263946 is about 131.3072445681.

The spelling of 2263946 in words is "two million, two hundred sixty-three thousand, nine hundred forty-six".