445152052 has 6 divisors (see below), whose sum is σ = 779016098. Its totient is φ = 222576024.

The previous prime is 445152041. The next prime is 445152053. The reversal of 445152052 is 250251544.

It can be written as a sum of positive squares in only one way, i.e., 305061156 + 140090896 = 17466^2 + 11836^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 445152052.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445152053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55644003 + ... + 55644010.

Almost surely, 2^445152052 is an apocalyptic number.

It is an amenable number.

445152052 is a deficient number, since it is larger than the sum of its proper divisors (333864046).

445152052 is a wasteful number, since it uses less digits than its factorization.

445152052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111288017 (or 111288015 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 445152052 is about 21098.6267799589. The cubic root of 445152052 is about 763.5476178443.

The spelling of 445152052 in words is "four hundred forty-five million, one hundred fifty-two thousand, fifty-two".