39789228 has 12 divisors (see below), whose sum is σ = 92841560. Its totient is φ = 13263072.

The previous prime is 39789203. The next prime is 39789257. The reversal of 39789228 is 82298793.

It is a happy number.

39789228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent 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, 1657873 + ... + 1657896.

Almost surely, 2^39789228 is an apocalyptic number.

It is an amenable number.

39789228 is an abundant number, since it is smaller than the sum of its proper divisors (53052332).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39789228 is a wasteful number, since it uses less digits than its factorization.

39789228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3315776 (or 3315774 counting only the distinct ones).

The product of its digits is 435456, while the sum is 48.

The square root of 39789228 is about 6307.8703220659. The cubic root of 39789228 is about 341.3934394104.

The spelling of 39789228 in words is "thirty-nine million, seven hundred eighty-nine thousand, two hundred twenty-eight".