39447214 has 4 divisors (see below), whose sum is σ = 59170824. Its totient is φ = 19723606.

The previous prime is 39447197. The next prime is 39447251. The reversal of 39447214 is 41274493.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 39447214.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9861802 + ... + 9861805.

It is an arithmetic number, because the mean of its divisors is an integer number (14792706).

Almost surely, 2^39447214 is an apocalyptic number.

39447214 is a deficient number, since it is larger than the sum of its proper divisors (19723610).

39447214 is a wasteful number, since it uses less digits than its factorization.

39447214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19723609.

The product of its digits is 24192, while the sum is 34.

The square root of 39447214 is about 6280.7017123885. The cubic root of 39447214 is about 340.4124579177.

The spelling of 39447214 in words is "thirty-nine million, four hundred forty-seven thousand, two hundred fourteen".