38434225 has 6 divisors (see below), whose sum is σ = 47658470. Its totient is φ = 30747360.

The previous prime is 38434189. The next prime is 38434247. The reversal of 38434225 is 52243483.

38434225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 4596736 + 33837489 = 2144^2 + 5817^2 .

It is not a de Polignac number, because 38434225 - 2¹³ = 38426033 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 768660 + ... + 768709.

Almost surely, 2^38434225 is an apocalyptic number.

It is an amenable number.

38434225 is a deficient number, since it is larger than the sum of its proper divisors (9224245).

38434225 is a wasteful number, since it uses less digits than its factorization.

38434225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1537379 (or 1537374 counting only the distinct ones).

The product of its digits is 23040, while the sum is 31.

The square root of 38434225 is about 6199.5342567003. The cubic root of 38434225 is about 337.4732672013.

The spelling of 38434225 in words is "thirty-eight million, four hundred thirty-four thousand, two hundred twenty-five".