34478225 has 6 divisors (see below), whose sum is σ = 42753030. Its totient is φ = 27582560.

The previous prime is 34478209. The next prime is 34478233. The reversal of 34478225 is 52287443.

It can be written as a sum of positive squares in 3 ways, for example, as 8427409 + 26050816 = 2903^2 + 5104^2 .

It is not a de Polignac number, because 34478225 - 2⁴ = 34478209 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 689540 + ... + 689589.

It is an arithmetic number, because the mean of its divisors is an integer number (7125505).

Almost surely, 2^34478225 is an apocalyptic number.

It is an amenable number.

34478225 is a deficient number, since it is larger than the sum of its proper divisors (8274805).

34478225 is a wasteful number, since it uses less digits than its factorization.

34478225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1379139 (or 1379134 counting only the distinct ones).

The product of its digits is 53760, while the sum is 35.

The square root of 34478225 is about 5871.8161585663. The cubic root of 34478225 is about 325.4729996331.

The spelling of 34478225 in words is "thirty-four million, four hundred seventy-eight thousand, two hundred twenty-five".