445225732 has 24 divisors (see below), whose sum is σ = 899636864. Its totient is φ = 188842752.

The previous prime is 445225723. The next prime is 445225747. The reversal of 445225732 is 237522544.

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, 79248 + ... + 84679.

Almost surely, 2^445225732 is an apocalyptic number.

It is an amenable number.

445225732 is an abundant number, since it is smaller than the sum of its proper divisors (454411132).

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

445225732 is a wasteful number, since it uses less digits than its factorization.

445225732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164035 (or 164033 counting only the distinct ones).

The product of its digits is 67200, while the sum is 34.

The square root of 445225732 is about 21100.3727929153. The cubic root of 445225732 is about 763.5897420912.

The spelling of 445225732 in words is "four hundred forty-five million, two hundred twenty-five thousand, seven hundred thirty-two".