34090915 has 4 divisors (see below), whose sum is σ = 40909104. Its totient is φ = 27272728.

The previous prime is 34090907. The next prime is 34090919. The reversal of 34090915 is 51909043.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 34090915 - 2³ = 34090907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34090919) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3409087 + ... + 3409096.

It is an arithmetic number, because the mean of its divisors is an integer number (10227276).

Almost surely, 2^34090915 is an apocalyptic number.

34090915 is a deficient number, since it is larger than the sum of its proper divisors (6818189).

34090915 is an equidigital number, since it uses as much as digits as its factorization.

34090915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6818188.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 34090915 is about 5838.7425872357. The cubic root of 34090915 is about 324.2496773584.

Adding to 34090915 its reverse (51909043), we get a palindrome (85999958).

The spelling of 34090915 in words is "thirty-four million, ninety thousand, nine hundred fifteen".