34090394 has 16 divisors (see below), whose sum is σ = 56559048. Its totient is φ = 15308352.

The previous prime is 34090379. The next prime is 34090403. The reversal of 34090394 is 49309043.

It can be written as a sum of positive squares in 4 ways, for example, as 33582025 + 508369 = 5795^2 + 713^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 34090394.

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, 16757 + ... + 18680.

Almost surely, 2^34090394 is an apocalyptic number.

34090394 is a deficient number, since it is larger than the sum of its proper divisors (22468654).

34090394 is a wasteful number, since it uses less digits than its factorization.

34090394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35489.

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 34090394 is about 5838.6979712946. The cubic root of 34090394 is about 324.2480255504.

It can be divided in two parts, 3409039 and 4, that added together give a palindrome (3409043).

The spelling of 34090394 in words is "thirty-four million, ninety thousand, three hundred ninety-four".