445152522 has 16 divisors (see below), whose sum is σ = 905395680. Its totient is φ = 145869072.

The previous prime is 445152473. The next prime is 445152553. The reversal of 445152522 is 225251544.

It is a self number, because there is not a number n which added to its sum of digits gives 445152522.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 628393 + ... + 629100.

It is an arithmetic number, because the mean of its divisors is an integer number (56587230).

Almost surely, 2^445152522 is an apocalyptic number.

445152522 is an abundant number, since it is smaller than the sum of its proper divisors (460243158).

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

445152522 is a wasteful number, since it uses less digits than its factorization.

445152522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1257557.

The product of its digits is 16000, while the sum is 30.

The square root of 445152522 is about 21098.6379181216. The cubic root of 445152522 is about 763.5478865669.

The spelling of 445152522 in words is "four hundred forty-five million, one hundred fifty-two thousand, five hundred twenty-two".