34425857 has 2 divisors, whose sum is σ = 34425858. Its totient is φ = 34425856.

The previous prime is 34425847. The next prime is 34425863. The reversal of 34425857 is 75852443.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23902321 + 10523536 = 4889^2 + 3244^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34425857 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 34425857.

It is not a weakly prime, because it can be changed into another prime (34425847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17212928 + 17212929.

It is an arithmetic number, because the mean of its divisors is an integer number (17212929).

Almost surely, 2^34425857 is an apocalyptic number.

It is an amenable number.

34425857 is a deficient number, since it is larger than the sum of its proper divisors (1).

34425857 is an equidigital number, since it uses as much as digits as its factorization.

34425857 is an evil number, because the sum of its binary digits is even.

The product of its digits is 134400, while the sum is 38.

The square root of 34425857 is about 5867.3551963385. The cubic root of 34425857 is about 325.3081322254.

The spelling of 34425857 in words is "thirty-four million, four hundred twenty-five thousand, eight hundred fifty-seven".