3378215722 has 12 divisors (see below), whose sum is σ = 5894641890. Its totient is φ = 1447806696.

The previous prime is 3378215719. The next prime is 3378215759. The reversal of 3378215722 is 2275128733.

It can be written as a sum of positive squares in only one way, i.e., 3244327681 + 133888041 = 56959^2 + 11571^2 .

It is a super-2 number, since 2×3378215722² = 22824682928735962568, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17235697 + ... + 17235892.

Almost surely, 2^3378215722 is an apocalyptic number.

3378215722 is a deficient number, since it is larger than the sum of its proper divisors (2516426168).

3378215722 is a wasteful number, since it uses less digits than its factorization.

3378215722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34471605 (or 34471598 counting only the distinct ones).

The product of its digits is 141120, while the sum is 40.

The square root of 3378215722 is about 58122.4201319938. The cubic root of 3378215722 is about 1500.4762520326.

The spelling of 3378215722 in words is "three billion, three hundred seventy-eight million, two hundred fifteen thousand, seven hundred twenty-two".