2263449399 has 16 divisors (see below), whose sum is σ = 3062753280. Its totient is φ = 1486588320.

The previous prime is 2263449371. The next prime is 2263449421. The reversal of 2263449399 is 9939443622.

It is not a de Polignac number, because 2263449399 - 2¹³ = 2263441207 is a prime.

It is a super-3 number, since 3×2263449399³ (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2263449599) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 352314 + ... + 358680.

It is an arithmetic number, because the mean of its divisors is an integer number (191422080).

Almost surely, 2^2263449399 is an apocalyptic number.

2263449399 is a deficient number, since it is larger than the sum of its proper divisors (799303881).

2263449399 is a wasteful number, since it uses less digits than its factorization.

2263449399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8110.

The product of its digits is 2519424, while the sum is 51.

The square root of 2263449399 is about 47575.7227900954. The cubic root of 2263449399 is about 1312.9764303209.

The spelling of 2263449399 in words is "two billion, two hundred sixty-three million, four hundred forty-nine thousand, three hundred ninety-nine".