34839918 has 24 divisors (see below), whose sum is σ = 75675600. Its totient is φ = 11584224.

The previous prime is 34839911. The next prime is 34839923. The reversal of 34839918 is 81993843.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34839911) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5698 + ... + 10106.

It is an arithmetic number, because the mean of its divisors is an integer number (3153150).

Almost surely, 2^34839918 is an apocalyptic number.

34839918 is an abundant number, since it is smaller than the sum of its proper divisors (40835682).

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

34839918 is a wasteful number, since it uses less digits than its factorization.

34839918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4856 (or 4853 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 34839918 is about 5902.5348791854. The cubic root of 34839918 is about 326.6071651078.

The spelling of 34839918 in words is "thirty-four million, eight hundred thirty-nine thousand, nine hundred eighteen".