3228507855 has 64 divisors (see below), whose sum is σ = 5889784320. Its totient is φ = 1677397248.

The previous prime is 3228507833. The next prime is 3228507857. The reversal of 3228507855 is 5587058223.

It is not a de Polignac number, because 3228507855 - 2⁸ = 3228507599 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 3228507855.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3228507857) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 815992 + ... + 819938.

It is an arithmetic number, because the mean of its divisors is an integer number (92027880).

Almost surely, 2^3228507855 is an apocalyptic number.

3228507855 is a deficient number, since it is larger than the sum of its proper divisors (2661276465).

3228507855 is a wasteful number, since it uses less digits than its factorization.

3228507855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4117 (or 4111 counting only the distinct ones).

The product of its (nonzero) digits is 672000, while the sum is 45.

The square root of 3228507855 is about 56819.9600052658. The cubic root of 3228507855 is about 1477.9756617388.

The spelling of 3228507855 in words is "three billion, two hundred twenty-eight million, five hundred seven thousand, eight hundred fifty-five".