39830222 has 4 divisors (see below), whose sum is σ = 59745336. Its totient is φ = 19915110.

The previous prime is 39830221. The next prime is 39830243. The reversal of 39830222 is 22203893.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39830221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9957554 + ... + 9957557.

It is an arithmetic number, because the mean of its divisors is an integer number (14936334).

Almost surely, 2^39830222 is an apocalyptic number.

39830222 is a deficient number, since it is larger than the sum of its proper divisors (19915114).

39830222 is a wasteful number, since it uses less digits than its factorization.

39830222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19915113.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 39830222 is about 6311.1189182268. The cubic root of 39830222 is about 341.5106426488.

The spelling of 39830222 in words is "thirty-nine million, eight hundred thirty thousand, two hundred twenty-two".