39445982 has 16 divisors (see below), whose sum is σ = 60279552. Its totient is φ = 19355160.

The previous prime is 39445963. The next prime is 39446009. The reversal of 39445982 is 28954493.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57413 + ... + 58095.

It is an arithmetic number, because the mean of its divisors is an integer number (3767472).

Almost surely, 2^39445982 is an apocalyptic number.

39445982 is a deficient number, since it is larger than the sum of its proper divisors (20833570).

39445982 is a wasteful number, since it uses less digits than its factorization.

39445982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1183.

The product of its digits is 311040, while the sum is 44.

The square root of 39445982 is about 6280.6036334098. The cubic root of 39445982 is about 340.4089140045.

The spelling of 39445982 in words is "thirty-nine million, four hundred forty-five thousand, nine hundred eighty-two".