445162272 has 48 divisors (see below), whose sum is σ = 1237293792. Its totient is φ = 139658240.

The previous prime is 445162253. The next prime is 445162303. The reversal of 445162272 is 272261544.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134754 + ... + 138017.

It is an arithmetic number, because the mean of its divisors is an integer number (25776954).

Almost surely, 2^445162272 is an apocalyptic number.

It is an amenable number.

445162272 is an abundant number, since it is smaller than the sum of its proper divisors (792131520).

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

445162272 is a wasteful number, since it uses less digits than its factorization.

445162272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272801 (or 272793 counting only the distinct ones).

The product of its digits is 26880, while the sum is 33.

The square root of 445162272 is about 21098.8689744261. The cubic root of 445162272 is about 763.5534610888.

The spelling of 445162272 in words is "four hundred forty-five million, one hundred sixty-two thousand, two hundred seventy-two".