34642259 has 2 divisors, whose sum is σ = 34642260. Its totient is φ = 34642258.

The previous prime is 34642247. The next prime is 34642261. The reversal of 34642259 is 95224643.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34642259 is a prime.

It is a super-2 number, since 2×34642259² = 2400172217246162, which contains 22 as substring.

Together with 34642261, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (34642229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17321129 + 17321130.

It is an arithmetic number, because the mean of its divisors is an integer number (17321130).

Almost surely, 2^34642259 is an apocalyptic number.

34642259 is a deficient number, since it is larger than the sum of its proper divisors (1).

34642259 is an equidigital number, since it uses as much as digits as its factorization.

34642259 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51840, while the sum is 35.

The square root of 34642259 is about 5885.7674945584. The cubic root of 34642259 is about 325.9883412594.

The spelling of 34642259 in words is "thirty-four million, six hundred forty-two thousand, two hundred fifty-nine".