3312309780 has 192 divisors, whose sum is σ = 11356773120. Its totient is φ = 796303872.

The previous prime is 3312309779. The next prime is 3312309809. The reversal of 3312309780 is 879032133.

It is a happy number.

3312309780 is a `hidden beast` number, since 331 + 230 + 97 + 8 + 0 = 666.

3312309780 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 296374 + ... + 307346.

It is an arithmetic number, because the mean of its divisors is an integer number (59149860).

Almost surely, 2^3312309780 is an apocalyptic number.

3312309780 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3312309780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5678386560).

3312309780 is an abundant number, since it is smaller than the sum of its proper divisors (8044463340).

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

3312309780 is a wasteful number, since it uses less digits than its factorization.

3312309780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11047 (or 11039 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 3312309780 is about 57552.6696166216. The cubic root of 3312309780 is about 1490.6544547797.

The spelling of 3312309780 in words is "three billion, three hundred twelve million, three hundred nine thousand, seven hundred eighty".