34399625 has 16 divisors (see below), whose sum is σ = 46235280. Its totient is φ = 25401600.

The previous prime is 34399621. The next prime is 34399643. The reversal of 34399625 is 52699343.

It can be written as a sum of positive squares in 8 ways, for example, as 7639696 + 26759929 = 2764^2 + 5173^2 .

It is not a de Polignac number, because 34399625 - 2² = 34399621 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34399621) 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 15 ways as a sum of consecutive naturals, for example, 8960 + ... + 12209.

It is an arithmetic number, because the mean of its divisors is an integer number (2889705).

Almost surely, 2^34399625 is an apocalyptic number.

It is an amenable number.

34399625 is a deficient number, since it is larger than the sum of its proper divisors (11835655).

34399625 is a wasteful number, since it uses less digits than its factorization.

34399625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21197 (or 21187 counting only the distinct ones).

The product of its digits is 174960, while the sum is 41.

The square root of 34399625 is about 5865.1193508743. The cubic root of 34399625 is about 325.2254845486.

The spelling of 34399625 in words is "thirty-four million, three hundred ninety-nine thousand, six hundred twenty-five".