3393218920 has 64 divisors (see below), whose sum is σ = 9396616320. Its totient is φ = 1073896704.

The previous prime is 3393218897. The next prime is 3393218929. The reversal of 3393218920 is 298123933.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (3393218929) 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, 462462 + ... + 469741.

It is an arithmetic number, because the mean of its divisors is an integer number (146822130).

Almost surely, 2^3393218920 is an apocalyptic number.

It is an amenable number.

3393218920 is an abundant number, since it is smaller than the sum of its proper divisors (6003397400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3393218920 is a wasteful number, since it uses less digits than its factorization.

3393218920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 932234 (or 932230 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 40.

The square root of 3393218920 is about 58251.3426454704. The cubic root of 3393218920 is about 1502.6942570146.

The spelling of 3393218920 in words is "three billion, three hundred ninety-three million, two hundred eighteen thousand, nine hundred twenty".