445401552 has 40 divisors (see below), whose sum is σ = 1187741440. Its totient is φ = 143677440.

The previous prime is 445401533. The next prime is 445401557. The reversal of 445401552 is 255104544.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445401557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148177 + ... + 151152.

It is an arithmetic number, because the mean of its divisors is an integer number (29693536).

Almost surely, 2^445401552 is an apocalyptic number.

It is an amenable number.

445401552 is an abundant number, since it is smaller than the sum of its proper divisors (742339888).

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

445401552 is a wasteful number, since it uses less digits than its factorization.

445401552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299371 (or 299365 counting only the distinct ones).

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

The square root of 445401552 is about 21104.5386587814. The cubic root of 445401552 is about 763.6902429310.

The spelling of 445401552 in words is "four hundred forty-five million, four hundred one thousand, five hundred fifty-two".