445048 has 8 divisors (see below), whose sum is σ = 834480. Its totient is φ = 222520.

The previous prime is 445033. The next prime is 445069. The reversal of 445048 is 840544.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

445048 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27808 + ... + 27823.

It is an arithmetic number, because the mean of its divisors is an integer number (104310).

2⁴⁴⁵⁰⁴⁸ is an apocalyptic number.

It is an amenable number.

445048 is a deficient number, since it is larger than the sum of its proper divisors (389432).

445048 is a wasteful number, since it uses less digits than its factorization.

445048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55637 (or 55633 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 445048 is about 667.1191797573. The cubic root of 445048 is about 76.3488121434.

The spelling of 445048 in words is "four hundred forty-five thousand, forty-eight".