34645825 has 6 divisors (see below), whose sum is σ = 42960854. Its totient is φ = 27716640.

The previous prime is 34645823. The next prime is 34645829. The reversal of 34645825 is 52854643.

It can be written as a sum of positive squares in 3 ways, for example, as 8503056 + 26142769 = 2916^2 + 5113^2 .

It is not a de Polignac number, because 34645825 - 2¹ = 34645823 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34645823) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 692892 + ... + 692941.

Almost surely, 2^34645825 is an apocalyptic number.

It is an amenable number.

34645825 is a deficient number, since it is larger than the sum of its proper divisors (8315029).

34645825 is a wasteful number, since it uses less digits than its factorization.

34645825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1385843 (or 1385838 counting only the distinct ones).

The product of its digits is 115200, while the sum is 37.

The square root of 34645825 is about 5886.0704209175. The cubic root of 34645825 is about 325.9995263897. Note that the first 3 decimals are identical.

The spelling of 34645825 in words is "thirty-four million, six hundred forty-five thousand, eight hundred twenty-five".