445796946 has 80 divisors (see below), whose sum is σ = 1146499200. Its totient is φ = 126826560.

The previous prime is 445796909. The next prime is 445796951. The reversal of 445796946 is 649697544.

It is a happy number.

445796946 is a `hidden beast` number, since 4 + 4 + 579 + 69 + 4 + 6 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

Its product of digits (6531840) is a multiple of the sum of its prime factors (1701).

It is a junction number, because it is equal to n+sod(n) for n = 445796892 and 445796901.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 317955 + ... + 319353.

It is an arithmetic number, because the mean of its divisors is an integer number (14331240).

Almost surely, 2^445796946 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 445796946, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (573249600).

445796946 is an abundant number, since it is smaller than the sum of its proper divisors (700702254).

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

445796946 is a wasteful number, since it uses less digits than its factorization.

445796946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1701 (or 1692 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 54.

The square root of 445796946 is about 21113.9040918538. The cubic root of 445796946 is about 763.9161583479.

The spelling of 445796946 in words is "four hundred forty-five million, seven hundred ninety-six thousand, nine hundred forty-six".