34090931 has 4 divisors (see below), whose sum is σ = 38961072. Its totient is φ = 29220792.

The previous prime is 34090919. The next prime is 34090937. The reversal of 34090931 is 13909043.

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 34090931 - 2⁶ = 34090867 is a prime.

It is a super-2 number, since 2×34090931² = 2324383152893522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34090894 and 34090903.

It is not an unprimeable number, because it can be changed into a prime (34090937) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2435060 + ... + 2435073.

It is an arithmetic number, because the mean of its divisors is an integer number (9740268).

Almost surely, 2^34090931 is an apocalyptic number.

34090931 is a deficient number, since it is larger than the sum of its proper divisors (4870141).

34090931 is an equidigital number, since it uses as much as digits as its factorization.

34090931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4870140.

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 34090931 is about 5838.7439573936. The cubic root of 34090931 is about 324.2497280855.

Adding to 34090931 its reverse (13909043), we get a palindrome (47999974).

The spelling of 34090931 in words is "thirty-four million, ninety thousand, nine hundred thirty-one".