39771442 has 8 divisors (see below), whose sum is σ = 60376176. Its totient is φ = 19646052.

The previous prime is 39771421. The next prime is 39771461. The reversal of 39771442 is 24417793.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119628 + ... + 119959.

It is an arithmetic number, because the mean of its divisors is an integer number (7547022).

Almost surely, 2^39771442 is an apocalyptic number.

39771442 is a deficient number, since it is larger than the sum of its proper divisors (20604734).

39771442 is a wasteful number, since it uses less digits than its factorization.

39771442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239672.

The product of its digits is 42336, while the sum is 37.

The square root of 39771442 is about 6306.4603384149. The cubic root of 39771442 is about 341.3425635915.

The spelling of 39771442 in words is "thirty-nine million, seven hundred seventy-one thousand, four hundred forty-two".