34340945 has 4 divisors (see below), whose sum is σ = 41209140. Its totient is φ = 27472752.

The previous prime is 34340941. The next prime is 34340951. The reversal of 34340945 is 54904343.

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

It can be written as a sum of positive squares in 2 ways, for example, as 18524416 + 15816529 = 4304^2 + 3977^2 .

It is a cyclic number.

It is not a de Polignac number, because 34340945 - 2² = 34340941 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (34340941) 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, 3434090 + ... + 3434099.

It is an arithmetic number, because the mean of its divisors is an integer number (10302285).

Almost surely, 2^34340945 is an apocalyptic number.

It is an amenable number.

34340945 is a deficient number, since it is larger than the sum of its proper divisors (6868195).

34340945 is an equidigital number, since it uses as much as digits as its factorization.

34340945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6868194.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 34340945 is about 5860.1147599684. The cubic root of 34340945 is about 325.0404525584.

The spelling of 34340945 in words is "thirty-four million, three hundred forty thousand, nine hundred forty-five".