38355225 has 24 divisors (see below), whose sum is σ = 63790560. Its totient is φ = 20334720.

The previous prime is 38355221. The next prime is 38355227. The reversal of 38355225 is 52255383.

It is not a de Polignac number, because 38355225 - 2² = 38355221 is a prime.

It is a super-2 number, since 2×38355225² = 2942246569601250, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (38355221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11997 + ... + 14853.

It is an arithmetic number, because the mean of its divisors is an integer number (2657940).

Almost surely, 2^38355225 is an apocalyptic number.

It is an amenable number.

38355225 is a deficient number, since it is larger than the sum of its proper divisors (25435335).

38355225 is a wasteful number, since it uses less digits than its factorization.

38355225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3049 (or 3044 counting only the distinct ones).

The product of its digits is 36000, while the sum is 33.

The square root of 38355225 is about 6193.1595329040. The cubic root of 38355225 is about 337.2418876999.

The spelling of 38355225 in words is "thirty-eight million, three hundred fifty-five thousand, two hundred twenty-five".