34340313 has 16 divisors (see below), whose sum is σ = 52448256. Its totient is φ = 19578000.

The previous prime is 34340287. The next prime is 34340347. The reversal of 34340313 is 31304343.

It is not a de Polignac number, because 34340313 - 2⁸ = 34340057 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 34340313.

It is not an unprimeable number, because it can be changed into a prime (34345313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8938 + ... + 12188.

It is an arithmetic number, because the mean of its divisors is an integer number (3278016).

Almost surely, 2^34340313 is an apocalyptic number.

It is an amenable number.

34340313 is a deficient number, since it is larger than the sum of its proper divisors (18107943).

34340313 is a wasteful number, since it uses less digits than its factorization.

34340313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3764.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 34340313 is about 5860.0608358617. The cubic root of 34340313 is about 325.0384585652.

Adding to 34340313 its reverse (31304343), we get a palindrome (65644656).

The spelling of 34340313 in words is "thirty-four million, three hundred forty thousand, three hundred thirteen".