34340857 has 4 divisors (see below), whose sum is σ = 34401780. Its totient is φ = 34279936.

The previous prime is 34340851. The next prime is 34340861. The reversal of 34340857 is 75804343.

It is a happy number.

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 3549456 + 30791401 = 1884^2 + 5549^2 .

It is a cyclic number.

It is not a de Polignac number, because 34340857 - 2¹¹ = 34338809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34340851) 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, 29608 + ... + 30745.

It is an arithmetic number, because the mean of its divisors is an integer number (8600445).

Almost surely, 2^34340857 is an apocalyptic number.

It is an amenable number.

34340857 is a deficient number, since it is larger than the sum of its proper divisors (60923).

34340857 is an equidigital number, since it uses as much as digits as its factorization.

34340857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60922.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 34340857 is about 5860.1072515783. The cubic root of 34340857 is about 325.0401749152.

The spelling of 34340857 in words is "thirty-four million, three hundred forty thousand, eight hundred fifty-seven".