3421965378 has 32 divisors (see below), whose sum is σ = 7527211776. Its totient is φ = 1030508928.

The previous prime is 3421965353. The next prime is 3421965389. The reversal of 3421965378 is 8735691243.

3421965378 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 463051 + ... + 470382.

It is an arithmetic number, because the mean of its divisors is an integer number (235225368).

Almost surely, 2^3421965378 is an apocalyptic number.

3421965378 is an abundant number, since it is smaller than the sum of its proper divisors (4105246398).

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

3421965378 is a wasteful number, since it uses less digits than its factorization.

3421965378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 933498.

The product of its digits is 1088640, while the sum is 48.

The square root of 3421965378 is about 58497.5672827512. The cubic root of 3421965378 is about 1506.9258066961.

The spelling of 3421965378 in words is "three billion, four hundred twenty-one million, nine hundred sixty-five thousand, three hundred seventy-eight".