445326406 has 12 divisors (see below), whose sum is σ = 777049308. Its totient is φ = 190854132.

The previous prime is 445326383. The next prime is 445326419. The reversal of 445326406 is 604623544.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2271976 + ... + 2272171.

It is an arithmetic number, because the mean of its divisors is an integer number (64754109).

Almost surely, 2^445326406 is an apocalyptic number.

445326406 is a deficient number, since it is larger than the sum of its proper divisors (331722902).

445326406 is a wasteful number, since it uses less digits than its factorization.

445326406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4544163 (or 4544156 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 34.

The square root of 445326406 is about 21102.7582557352. The cubic root of 445326406 is about 763.6472918049.

The spelling of 445326406 in words is "four hundred forty-five million, three hundred twenty-six thousand, four hundred six".