445378412 has 24 divisors (see below), whose sum is σ = 785400000. Its totient is φ = 220985856.

The previous prime is 445378403. The next prime is 445378441. The reversal of 445378412 is 214873544.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 355964 + ... + 357212.

It is an arithmetic number, because the mean of its divisors is an integer number (32725000).

Almost surely, 2^445378412 is an apocalyptic number.

It is an amenable number.

445378412 is a deficient number, since it is larger than the sum of its proper divisors (340021588).

445378412 is a wasteful number, since it uses less digits than its factorization.

445378412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1865 (or 1863 counting only the distinct ones).

The product of its digits is 107520, while the sum is 38.

The square root of 445378412 is about 21103.9904283526. The cubic root of 445378412 is about 763.6770173385.

The spelling of 445378412 in words is "four hundred forty-five million, three hundred seventy-eight thousand, four hundred twelve".