446428768 has 24 divisors (see below), whose sum is σ = 907260480. Its totient is φ = 216013440.

The previous prime is 446428747. The next prime is 446428771. The reversal of 446428768 is 867824644.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 224023 + ... + 226006.

It is an arithmetic number, because the mean of its divisors is an integer number (37802520).

Almost surely, 2^446428768 is an apocalyptic number.

It is an amenable number.

446428768 is an abundant number, since it is smaller than the sum of its proper divisors (460831712).

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

446428768 is a wasteful number, since it uses less digits than its factorization.

446428768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450070 (or 450062 counting only the distinct ones).

The product of its digits is 2064384, while the sum is 49.

The square root of 446428768 is about 21128.8610199414. The cubic root of 446428768 is about 764.2768840076.

The spelling of 446428768 in words is "four hundred forty-six million, four hundred twenty-eight thousand, seven hundred sixty-eight".