38516225 has 24 divisors (see below), whose sum is σ = 52416288. Its totient is φ = 27843200.

The previous prime is 38516221. The next prime is 38516243. The reversal of 38516225 is 52261583.

It is not a de Polignac number, because 38516225 - 2² = 38516221 is a prime.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 38516191 and 38516200.

It is not an unprimeable number, because it can be changed into a prime (38516221) 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 23 ways as a sum of consecutive naturals, for example, 62117 + ... + 62733.

It is an arithmetic number, because the mean of its divisors is an integer number (2184012).

Almost surely, 2^38516225 is an apocalyptic number.

It is an amenable number.

38516225 is a deficient number, since it is larger than the sum of its proper divisors (13900063).

38516225 is a wasteful number, since it uses less digits than its factorization.

38516225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 865 (or 860 counting only the distinct ones).

The product of its digits is 14400, while the sum is 32.

The square root of 38516225 is about 6206.1441330346. The cubic root of 38516225 is about 337.7130981600.

The spelling of 38516225 in words is "thirty-eight million, five hundred sixteen thousand, two hundred twenty-five".