45006385 has 4 divisors (see below), whose sum is σ = 54007668. Its totient is φ = 36005104.

The previous prime is 45006373. The next prime is 45006407. The reversal of 45006385 is 58360054.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 14447601 + 30558784 = 3801^2 + 5528^2 .

It is a cyclic number.

It is not a de Polignac number, because 45006385 - 2⁷ = 45006257 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4500634 + ... + 4500643.

It is an arithmetic number, because the mean of its divisors is an integer number (13501917).

Almost surely, 2^45006385 is an apocalyptic number.

It is an amenable number.

45006385 is a deficient number, since it is larger than the sum of its proper divisors (9001283).

45006385 is an equidigital number, since it uses as much as digits as its factorization.

45006385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9001282.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 45006385 is about 6708.6798254202. The cubic root of 45006385 is about 355.7061524414.

The spelling of 45006385 in words is "forty-five million, six thousand, three hundred eighty-five".