34340253 has 4 divisors (see below), whose sum is σ = 45787008. Its totient is φ = 22893500.

The previous prime is 34340233. The next prime is 34340261. The reversal of 34340253 is 35204343.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 35204343 = 3 ⋅11734781.

It is a cyclic number.

It is not a de Polignac number, because 34340253 - 2⁸ = 34339997 is a prime.

It is a super-2 number, since 2×34340253² = 2358505952208018, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34340233) 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, 5723373 + ... + 5723378.

It is an arithmetic number, because the mean of its divisors is an integer number (11446752).

Almost surely, 2^34340253 is an apocalyptic number.

It is an amenable number.

34340253 is a deficient number, since it is larger than the sum of its proper divisors (11446755).

34340253 is a wasteful number, since it uses less digits than its factorization.

34340253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11446754.

The product of its (nonzero) digits is 4320, while the sum is 24.

The square root of 34340253 is about 5860.0557164587. The cubic root of 34340253 is about 325.0382692608.

Adding to 34340253 its reverse (35204343), we get a palindrome (69544596).

The spelling of 34340253 in words is "thirty-four million, three hundred forty thousand, two hundred fifty-three".