446363644 has 12 divisors (see below), whose sum is σ = 781286968. Its totient is φ = 223138800.

The previous prime is 446363641. The next prime is 446363651.

It is a happy number.

446363644 is nontrivially palindromic in base 10.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 446363597 and 446363606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (446363641) 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, 28534 + ... + 41314.

Almost surely, 2^446363644 is an apocalyptic number.

It is an amenable number.

446363644 is a deficient number, since it is larger than the sum of its proper divisors (334923324).

446363644 is a wasteful number, since it uses less digits than its factorization.

446363644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21516 (or 21514 counting only the distinct ones).

The product of its digits is 497664, while the sum is 40.

The square root of 446363644 is about 21127.3198489539. The cubic root of 446363644 is about 764.2397185501.

The spelling of 446363644 in words is "four hundred forty-six million, three hundred sixty-three thousand, six hundred forty-four".