39452705 has 16 divisors (see below), whose sum is σ = 49593600. Its totient is φ = 30072768.

The previous prime is 39452671. The next prime is 39452729. The reversal of 39452705 is 50725493.

It is a cyclic number.

It is not a de Polignac number, because 39452705 - 2¹² = 39448609 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39644 + ... + 40626.

It is an arithmetic number, because the mean of its divisors is an integer number (3099600).

Almost surely, 2^39452705 is an apocalyptic number.

It is an amenable number.

39452705 is a deficient number, since it is larger than the sum of its proper divisors (10140895).

39452705 is a wasteful number, since it uses less digits than its factorization.

39452705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1360.

The product of its (nonzero) digits is 37800, while the sum is 35.

The square root of 39452705 is about 6281.1388298620. The cubic root of 39452705 is about 340.4282521728.

The spelling of 39452705 in words is "thirty-nine million, four hundred fifty-two thousand, seven hundred five".