3309280868 has 6 divisors (see below), whose sum is σ = 5791241526. Its totient is φ = 1654640432.

The previous prime is 3309280861. The next prime is 3309280883. The reversal of 3309280868 is 8680829033.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1768875364 + 1540405504 = 42058^2 + 39248^2 .

It is not an unprimeable number, because it can be changed into a prime (3309280861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 413660105 + ... + 413660112.

It is an arithmetic number, because the mean of its divisors is an integer number (965206921).

Almost surely, 2^3309280868 is an apocalyptic number.

It is an amenable number.

3309280868 is a deficient number, since it is larger than the sum of its proper divisors (2481960658).

3309280868 is a wasteful number, since it uses less digits than its factorization.

3309280868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 827320221 (or 827320219 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 47.

The square root of 3309280868 is about 57526.3493366301. The cubic root of 3309280868 is about 1490.1999443406.

The spelling of 3309280868 in words is "three billion, three hundred nine million, two hundred eighty thousand, eight hundred sixty-eight".