446464404 has 72 divisors (see below), whose sum is σ = 1198229760. Its totient is φ = 139683072.

The previous prime is 446464397. The next prime is 446464439. The reversal of 446464404 is 404464644.

446464404 is a `hidden beast` number, since 4 + 4 + 6 + 4 + 644 + 0 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 292387 + ... + 293909.

It is an arithmetic number, because the mean of its divisors is an integer number (16642080).

Almost surely, 2^446464404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 446464404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (599114880).

446464404 is an abundant number, since it is smaller than the sum of its proper divisors (751765356).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

446464404 is a wasteful number, since it uses less digits than its factorization.

446464404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2029 (or 2024 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

The square root of 446464404 is about 21129.7043046040. The cubic root of 446464404 is about 764.2972195000.

The spelling of 446464404 in words is "four hundred forty-six million, four hundred sixty-four thousand, four hundred four".