445382828 has 48 divisors (see below), whose sum is σ = 881169408. Its totient is φ = 195144000.

The previous prime is 445382807. The next prime is 445382849. The reversal of 445382828 is 828283544.

It is an interprime number because it is at equal distance from previous prime (445382807) and next prime (445382849).

It is a Harshad number since it is a multiple of its sum of digits (44).

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, 472838 + ... + 473778.

It is an arithmetic number, because the mean of its divisors is an integer number (18357696).

Almost surely, 2^445382828 is an apocalyptic number.

It is an amenable number.

445382828 is a deficient number, since it is larger than the sum of its proper divisors (435786580).

445382828 is a wasteful number, since it uses less digits than its factorization.

445382828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1334 (or 1332 counting only the distinct ones).

The product of its digits is 491520, while the sum is 44.

The square root of 445382828 is about 21104.0950528564. The cubic root of 445382828 is about 763.6795413245.

The spelling of 445382828 in words is "four hundred forty-five million, three hundred eighty-two thousand, eight hundred twenty-eight".