446417442 has 48 divisors (see below), whose sum is σ = 1011890880. Its totient is φ = 141969696.

The previous prime is 446417441. The next prime is 446417473. The reversal of 446417442 is 244714644.

446417442 is a `hidden beast` number, since 4 + 4 + 641 + 7 + 4 + 4 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 446417397 and 446417406.

It is not an unprimeable number, because it can be changed into a prime (446417441) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 192184 + ... + 194492.

It is an arithmetic number, because the mean of its divisors is an integer number (21081060).

Almost surely, 2^446417442 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 446417442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (505945440).

446417442 is an abundant number, since it is smaller than the sum of its proper divisors (565473438).

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

446417442 is a wasteful number, since it uses less digits than its factorization.

446417442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2807 (or 2804 counting only the distinct ones).

The product of its digits is 86016, while the sum is 36.

The square root of 446417442 is about 21128.5929962220. The cubic root of 446417442 is about 764.2704206598.

The spelling of 446417442 in words is "four hundred forty-six million, four hundred seventeen thousand, four hundred forty-two".