39045465 has 12 divisors (see below), whose sum is σ = 67678884. Its totient is φ = 20824224.

The previous prime is 39045463. The next prime is 39045469. The reversal of 39045465 is 56454093.

It is a happy number.

39045465 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 2 ways, for example, as 27594009 + 11451456 = 5253^2 + 3384^2 .

It is not a de Polignac number, because 39045465 - 2¹ = 39045463 is a prime.

It is not an unprimeable number, because it can be changed into a prime (39045463) 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 11 ways as a sum of consecutive naturals, for example, 433794 + ... + 433883.

It is an arithmetic number, because the mean of its divisors is an integer number (5639907).

Almost surely, 2^39045465 is an apocalyptic number.

It is an amenable number.

39045465 is a deficient number, since it is larger than the sum of its proper divisors (28633419).

39045465 is a wasteful number, since it uses less digits than its factorization.

39045465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 867688 (or 867685 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 39045465 is about 6248.6370513897. The cubic root of 39045465 is about 339.2528721251.

The spelling of 39045465 in words is "thirty-nine million, forty-five thousand, four hundred sixty-five".