3689278376 has 32 divisors (see below), whose sum is σ = 7946581440. Its totient is φ = 1572922368.

The previous prime is 3689278331. The next prime is 3689278387. The reversal of 3689278376 is 6738729863.

It is a super-2 number, since 2×3689278376² = 27221549871242394752, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159866 + ... + 181481.

It is an arithmetic number, because the mean of its divisors is an integer number (248330670).

Almost surely, 2^3689278376 is an apocalyptic number.

It is an amenable number.

3689278376 is an abundant number, since it is smaller than the sum of its proper divisors (4257303064).

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

3689278376 is a wasteful number, since it uses less digits than its factorization.

3689278376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341553 (or 341549 counting only the distinct ones).

The product of its digits is 18289152, while the sum is 59.

The square root of 3689278376 is about 60739.4301586704. The cubic root of 3689278376 is about 1545.1849711685.

The spelling of 3689278376 in words is "three billion, six hundred eighty-nine million, two hundred seventy-eight thousand, three hundred seventy-six".