445423346 has 8 divisors (see below), whose sum is σ = 703300080. Its totient is φ = 210989988.

The previous prime is 445423339. The next prime is 445423367. The reversal of 445423346 is 643324544.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 5860796 + ... + 5860871.

It is an arithmetic number, because the mean of its divisors is an integer number (87912510).

Almost surely, 2^445423346 is an apocalyptic number.

445423346 is a deficient number, since it is larger than the sum of its proper divisors (257876734).

445423346 is a wasteful number, since it uses less digits than its factorization.

445423346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11721688.

The product of its digits is 138240, while the sum is 35.

The square root of 445423346 is about 21105.0549868983. The cubic root of 445423346 is about 763.7026988027.

The spelling of 445423346 in words is "four hundred forty-five million, four hundred twenty-three thousand, three hundred forty-six".