39040612 has 24 divisors (see below), whose sum is σ = 76116600. Its totient is φ = 17396736.

The previous prime is 39040609. The next prime is 39040621. The reversal of 39040612 is 21604093.

39040612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 8856576 + 30184036 = 2976^2 + 5494^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11437 + ... + 14452.

It is an arithmetic number, because the mean of its divisors is an integer number (3171525).

Almost surely, 2^39040612 is an apocalyptic number.

It is an amenable number.

39040612 is a deficient number, since it is larger than the sum of its proper divisors (37075988).

39040612 is a wasteful number, since it uses less digits than its factorization.

39040612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25935 (or 25933 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 39040612 is about 6248.2487146400. The cubic root of 39040612 is about 339.2388161828.

The spelling of 39040612 in words is "thirty-nine million, forty thousand, six hundred twelve".