445572052 has 12 divisors (see below), whose sum is σ = 804904576. Its totient is φ = 215599320.

The previous prime is 445572047. The next prime is 445572107. The reversal of 445572052 is 250275544.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 445571999 and 445572017.

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, 1796538 + ... + 1796785.

Almost surely, 2^445572052 is an apocalyptic number.

It is an amenable number.

445572052 is a deficient number, since it is larger than the sum of its proper divisors (359332524).

445572052 is a wasteful number, since it uses less digits than its factorization.

445572052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3593358 (or 3593356 counting only the distinct ones).

The product of its (nonzero) digits is 56000, while the sum is 34.

The square root of 445572052 is about 21108.5776877553. The cubic root of 445572052 is about 763.7876775378.

The spelling of 445572052 in words is "four hundred forty-five million, five hundred seventy-two thousand, fifty-two".