2263229993 has 4 divisors (see below), whose sum is σ = 2267152980. Its totient is φ = 2259307008.

The previous prime is 2263229929. The next prime is 2263230001. The reversal of 2263229993 is 3999223622.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1156204009 + 1107025984 = 34003^2 + 33272^2 .

It is a cyclic number.

It is not a de Polignac number, because 2263229993 - 2⁶ = 2263229929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2263228993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1960628 + ... + 1961781.

It is an arithmetic number, because the mean of its divisors is an integer number (566788245).

Almost surely, 2^2263229993 is an apocalyptic number.

It is an amenable number.

2263229993 is a deficient number, since it is larger than the sum of its proper divisors (3922987).

2263229993 is an equidigital number, since it uses as much as digits as its factorization.

2263229993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3922986.

The product of its digits is 629856, while the sum is 47.

The square root of 2263229993 is about 47573.4168732917. The cubic root of 2263229993 is about 1312.9340047771.

It can be divided in two parts, 22632 and 29993, that added together give a palindrome (52625).

The spelling of 2263229993 in words is "two billion, two hundred sixty-three million, two hundred twenty-nine thousand, nine hundred ninety-three".