446705064 has 128 divisors (see below), whose sum is σ = 1343664000. Its totient is φ = 136691712.

The previous prime is 446705047. The next prime is 446705069. The reversal of 446705064 is 460507644.

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

It is not an unprimeable number, because it can be changed into a prime (446705069) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 721347 + ... + 721965.

It is an arithmetic number, because the mean of its divisors is an integer number (10497375).

Almost surely, 2^446705064 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 446705064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (671832000).

446705064 is an abundant number, since it is smaller than the sum of its proper divisors (896958936).

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

446705064 is a wasteful number, since it uses less digits than its factorization.

446705064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904 (or 894 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

The square root of 446705064 is about 21135.3983638823. The cubic root of 446705064 is about 764.4345225173.

The spelling of 446705064 in words is "four hundred forty-six million, seven hundred five thousand, sixty-four".