2287664403 has 4 divisors (see below), whose sum is σ = 3050219208. Its totient is φ = 1525109600.

The previous prime is 2287664389. The next prime is 2287664411. The reversal of 2287664403 is 3044667822.

2287664403 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 2287664403 - 2⁶ = 2287664339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2287664473) 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, 381277398 + ... + 381277403.

It is an arithmetic number, because the mean of its divisors is an integer number (762554802).

Almost surely, 2^2287664403 is an apocalyptic number.

2287664403 is a deficient number, since it is larger than the sum of its proper divisors (762554805).

2287664403 is an equidigital number, since it uses as much as digits as its factorization.

2287664403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 762554804.

The product of its (nonzero) digits is 387072, while the sum is 42.

The square root of 2287664403 is about 47829.5348398874. The cubic root of 2287664403 is about 1317.6420260076.

The spelling of 2287664403 in words is "two billion, two hundred eighty-seven million, six hundred sixty-four thousand, four hundred three".