147201444 has 72 divisors (see below), whose sum is σ = 403562432. Its totient is φ = 44971200.

The previous prime is 147201443. The next prime is 147201451. The reversal of 147201444 is 444102741.

147201444 is a `hidden beast` number, since 14 + 7 + 201 + 444 = 666.

147201444 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (147201443) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 69627 + ... + 71709.

Almost surely, 2^147201444 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 147201444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (201781216).

147201444 is an abundant number, since it is smaller than the sum of its proper divisors (256360988).

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

147201444 is a wasteful number, since it uses less digits than its factorization.

147201444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2257 (or 2252 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 27.

The square root of 147201444 is about 12132.6602194243. The cubic root of 147201444 is about 528.0041752425.

The spelling of 147201444 in words is "one hundred forty-seven million, two hundred one thousand, four hundred forty-four".