3378660786 has 24 divisors (see below), whose sum is σ = 7322119740. Its totient is φ = 1125960576.

The previous prime is 3378660773. The next prime is 3378660799. The reversal of 3378660786 is 6870668733.

It is an interprime number because it is at equal distance from previous prime (3378660773) and next prime (3378660799).

It can be written as a sum of positive squares in 2 ways, for example, as 3378515625 + 145161 = 58125^2 + 381^2 .

It is a super-2 number, since 2×3378660786² = 22830697413708275592, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68806 + ... + 107198.

Almost surely, 2^3378660786 is an apocalyptic number.

3378660786 is an abundant number, since it is smaller than the sum of its proper divisors (3943458954).

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

3378660786 is a wasteful number, since it uses less digits than its factorization.

3378660786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43290 (or 43287 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 54.

The square root of 3378660786 is about 58126.2486833616. The cubic root of 3378660786 is about 1500.5421426973.

The spelling of 3378660786 in words is "three billion, three hundred seventy-eight million, six hundred sixty thousand, seven hundred eighty-six".