34539986 has 32 divisors (see below), whose sum is σ = 60782400. Its totient is φ = 14575680.

The previous prime is 34539979. The next prime is 34540001. The reversal of 34539986 is 68993543.

It is a self number, because there is not a number n which added to its sum of digits gives 34539986.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13121 + ... + 15531.

It is an arithmetic number, because the mean of its divisors is an integer number (1899450).

Almost surely, 2^34539986 is an apocalyptic number.

34539986 is a deficient number, since it is larger than the sum of its proper divisors (26242414).

34539986 is a wasteful number, since it uses less digits than its factorization.

34539986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2474.

The product of its digits is 699840, while the sum is 47.

The square root of 34539986 is about 5877.0729108971. The cubic root of 34539986 is about 325.6672241251.

The spelling of 34539986 in words is "thirty-four million, five hundred thirty-nine thousand, nine hundred eighty-six".