39228355 has 4 divisors (see below), whose sum is σ = 47074032. Its totient is φ = 31382680.

The previous prime is 39228313. The next prime is 39228377. The reversal of 39228355 is 55382293.

39228355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 39228355 - 2⁹ = 39227843 is a prime.

It is a Duffinian number.

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 3 ways as a sum of consecutive naturals, for example, 3922831 + ... + 3922840.

It is an arithmetic number, because the mean of its divisors is an integer number (11768508).

Almost surely, 2^39228355 is an apocalyptic number.

39228355 is a deficient number, since it is larger than the sum of its proper divisors (7845677).

39228355 is an equidigital number, since it uses as much as digits as its factorization.

39228355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7845676.

The product of its digits is 64800, while the sum is 37.

The square root of 39228355 is about 6263.2543457854. The cubic root of 39228355 is about 339.7817370788.

The spelling of 39228355 in words is "thirty-nine million, two hundred twenty-eight thousand, three hundred fifty-five".