446966393 has 4 divisors (see below), whose sum is σ = 470490960. Its totient is φ = 423441828.

The previous prime is 446966347. The next prime is 446966417. The reversal of 446966393 is 393669644.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 446966393 - 2⁸ = 446966137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (446966323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11762255 + ... + 11762292.

It is an arithmetic number, because the mean of its divisors is an integer number (117622740).

Almost surely, 2^446966393 is an apocalyptic number.

It is an amenable number.

446966393 is a deficient number, since it is larger than the sum of its proper divisors (23524567).

446966393 is a wasteful number, since it uses less digits than its factorization.

446966393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23524566.

The product of its digits is 2519424, while the sum is 50.

The square root of 446966393 is about 21141.5797186492. The cubic root of 446966393 is about 764.5835619188.

The spelling of 446966393 in words is "four hundred forty-six million, nine hundred sixty-six thousand, three hundred ninety-three".