39675045 has 32 divisors (see below), whose sum is σ = 66124800. Its totient is φ = 20289024.

The previous prime is 39675011. The next prime is 39675049. The reversal of 39675045 is 54057693.

39675045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 39675045 - 2⁶ = 39674981 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 39674994 and 39675012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39675049) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 96801 + ... + 97209.

It is an arithmetic number, because the mean of its divisors is an integer number (2066400).

Almost surely, 2^39675045 is an apocalyptic number.

It is an amenable number.

39675045 is a deficient number, since it is larger than the sum of its proper divisors (26449755).

39675045 is a wasteful number, since it uses less digits than its factorization.

39675045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669.

The product of its (nonzero) digits is 113400, while the sum is 39.

The square root of 39675045 is about 6298.8129834120. The cubic root of 39675045 is about 341.0665613683.

The spelling of 39675045 in words is "thirty-nine million, six hundred seventy-five thousand, forty-five".