445347375 has 64 divisors (see below), whose sum is σ = 816791040. Its totient is φ = 213696000.

The previous prime is 445347359. The next prime is 445347379. The reversal of 445347375 is 573743544.

It is not a de Polignac number, because 445347375 - 2⁴ = 445347359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445347379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 440871 + ... + 441879.

It is an arithmetic number, because the mean of its divisors is an integer number (12762360).

Almost surely, 2^445347375 is an apocalyptic number.

445347375 is a deficient number, since it is larger than the sum of its proper divisors (371443665).

445347375 is a wasteful number, since it uses less digits than its factorization.

445347375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1145 (or 1135 counting only the distinct ones).

The product of its digits is 705600, while the sum is 42.

The square root of 445347375 is about 21103.2550806742. The cubic root of 445347375 is about 763.6592775218.

The spelling of 445347375 in words is "four hundred forty-five million, three hundred forty-seven thousand, three hundred seventy-five".