39485428 has 6 divisors (see below), whose sum is σ = 69099506. Its totient is φ = 19742712.

The previous prime is 39485417. The next prime is 39485449. The reversal of 39485428 is 82458493.

It can be written as a sum of positive squares in only one way, i.e., 39463524 + 21904 = 6282^2 + 148^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4935675 + ... + 4935682.

Almost surely, 2^39485428 is an apocalyptic number.

It is an amenable number.

39485428 is a deficient number, since it is larger than the sum of its proper divisors (29614078).

39485428 is a wasteful number, since it uses less digits than its factorization.

39485428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9871361 (or 9871359 counting only the distinct ones).

The product of its digits is 276480, while the sum is 43.

The square root of 39485428 is about 6283.7431519756. The cubic root of 39485428 is about 340.5223458920.

The spelling of 39485428 in words is "thirty-nine million, four hundred eighty-five thousand, four hundred twenty-eight".