446480220 has 48 divisors (see below), whose sum is σ = 1256105088. Its totient is φ = 118493760.

The previous prime is 446480173. The next prime is 446480257. The reversal of 446480220 is 22084644.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4974 + ... + 30293.

It is an arithmetic number, because the mean of its divisors is an integer number (26168856).

Almost surely, 2^446480220 is an apocalyptic number.

It is an amenable number.

446480220 is an abundant number, since it is smaller than the sum of its proper divisors (809624868).

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

446480220 is a wasteful number, since it uses less digits than its factorization.

446480220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35490 (or 35488 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

The square root of 446480220 is about 21130.0785611412. The cubic root of 446480220 is about 764.3062444689.

The spelling of 446480220 in words is "four hundred forty-six million, four hundred eighty thousand, two hundred twenty".