34425257 has 4 divisors (see below), whose sum is σ = 34440660. Its totient is φ = 34409856.

The previous prime is 34425253. The next prime is 34425269. The reversal of 34425257 is 75252443.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 75252443 = 7 ⋅10750349.

It can be written as a sum of positive squares in 2 ways, for example, as 21058921 + 13366336 = 4589^2 + 3656^2 .

It is a cyclic number.

It is not a de Polignac number, because 34425257 - 2² = 34425253 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34425253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3632 + ... + 9057.

It is an arithmetic number, because the mean of its divisors is an integer number (8610165).

Almost surely, 2^34425257 is an apocalyptic number.

It is an amenable number.

34425257 is a deficient number, since it is larger than the sum of its proper divisors (15403).

34425257 is a wasteful number, since it uses less digits than its factorization.

34425257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15402.

The product of its digits is 33600, while the sum is 32.

The square root of 34425257 is about 5867.3040657529. The cubic root of 34425257 is about 325.3062423086.

The spelling of 34425257 in words is "thirty-four million, four hundred twenty-five thousand, two hundred fifty-seven".