3405403212 has 96 divisors (see below), whose sum is σ = 8910881280. Its totient is φ = 1005880320.

The previous prime is 3405403159. The next prime is 3405403247. The reversal of 3405403212 is 2123045043.

3405403212 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 an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 644662 + ... + 649922.

It is an arithmetic number, because the mean of its divisors is an integer number (92821680).

Almost surely, 2^3405403212 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3405403212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4455440640).

3405403212 is an abundant number, since it is smaller than the sum of its proper divisors (5505478068).

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

3405403212 is a wasteful number, since it uses less digits than its factorization.

3405403212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5471 (or 5469 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 3405403212 is about 58355.8327161904. The cubic root of 3405403212 is about 1504.4907217510.

Adding to 3405403212 its reverse (2123045043), we get a palindrome (5528448255).

The spelling of 3405403212 in words is "three billion, four hundred five million, four hundred three thousand, two hundred twelve".