34340013 has 6 divisors (see below), whose sum is σ = 49602254. Its totient is φ = 22893336.

The previous prime is 34339997. The next prime is 34340021. The reversal of 34340013 is 31004343.

It can be written as a sum of positive squares in only one way, i.e., 33212169 + 1127844 = 5763^2 + 1062^2 .

It is not a de Polignac number, because 34340013 - 2⁴ = 34339997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34340023) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1907770 + ... + 1907787.

Almost surely, 2^34340013 is an apocalyptic number.

It is an amenable number.

34340013 is a deficient number, since it is larger than the sum of its proper divisors (15262241).

34340013 is a wasteful number, since it uses less digits than its factorization.

34340013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3815563 (or 3815560 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 34340013 is about 5860.0352388019. The cubic root of 34340013 is about 325.0375120409.

Adding to 34340013 its reverse (31004343), we get a palindrome (65344356).

The spelling of 34340013 in words is "thirty-four million, three hundred forty thousand, thirteen".