34278612 has 12 divisors (see below), whose sum is σ = 79983456. Its totient is φ = 11426200.

The previous prime is 34278599. The next prime is 34278623. The reversal of 34278612 is 21687243.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1428264 + ... + 1428287.

It is an arithmetic number, because the mean of its divisors is an integer number (6665288).

Almost surely, 2^34278612 is an apocalyptic number.

It is an amenable number.

34278612 is an abundant number, since it is smaller than the sum of its proper divisors (45704844).

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

34278612 is a wasteful number, since it uses less digits than its factorization.

34278612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2856558 (or 2856556 counting only the distinct ones).

The product of its digits is 16128, while the sum is 33.

The square root of 34278612 is about 5854.7939331799. The cubic root of 34278612 is about 324.8436707723.

The spelling of 34278612 in words is "thirty-four million, two hundred seventy-eight thousand, six hundred twelve".