447129150 has 96 divisors (see below), whose sum is σ = 1199173248. Its totient is φ = 109603200.

The previous prime is 447129119. The next prime is 447129157. The reversal of 447129150 is 51921744.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447129157) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 910405 + ... + 910895.

It is an arithmetic number, because the mean of its divisors is an integer number (12491388).

Almost surely, 2^447129150 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 447129150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (599586624).

447129150 is an abundant number, since it is smaller than the sum of its proper divisors (752044098).

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

447129150 is a wasteful number, since it uses less digits than its factorization.

447129150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986 (or 981 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 447129150 is about 21145.4285839753. The cubic root of 447129150 is about 764.6763550439.

The spelling of 447129150 in words is "four hundred forty-seven million, one hundred twenty-nine thousand, one hundred fifty".