34086257 has 4 divisors (see below), whose sum is σ = 34099620. Its totient is φ = 34072896.

The previous prime is 34086197. The next prime is 34086271. The reversal of 34086257 is 75268043.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 75268043 = 373 ⋅201791.

It can be written as a sum of positive squares in 2 ways, for example, as 9096256 + 24990001 = 3016^2 + 4999^2 .

It is a cyclic number.

It is not a de Polignac number, because 34086257 - 2⁸ = 34086001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34086277) 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, 1532 + ... + 8397.

It is an arithmetic number, because the mean of its divisors is an integer number (8524905).

Almost surely, 2^34086257 is an apocalyptic number.

It is an amenable number.

34086257 is a deficient number, since it is larger than the sum of its proper divisors (13363).

34086257 is an equidigital number, since it uses as much as digits as its factorization.

34086257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13362.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 34086257 is about 5838.3436863549. The cubic root of 34086257 is about 324.2349087728.

It can be divided in two parts, 34086 and 257, that added together give a palindrome (34343).

The spelling of 34086257 in words is "thirty-four million, eighty-six thousand, two hundred fifty-seven".