39660346 has 16 divisors (see below), whose sum is σ = 66993408. Its totient is φ = 17445600.

The previous prime is 39660343. The next prime is 39660347. The reversal of 39660346 is 64306693.

It is not an unprimeable number, because it can be changed into a prime (39660343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28395 + ... + 29758.

It is an arithmetic number, because the mean of its divisors is an integer number (4187088).

Almost surely, 2^39660346 is an apocalyptic number.

39660346 is a deficient number, since it is larger than the sum of its proper divisors (27333062).

39660346 is a wasteful number, since it uses less digits than its factorization.

39660346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58197.

The product of its (nonzero) digits is 69984, while the sum is 37.

The square root of 39660346 is about 6297.6460681750. The cubic root of 39660346 is about 341.0244361765.

The spelling of 39660346 in words is "thirty-nine million, six hundred sixty thousand, three hundred forty-six".