4431474312 has 64 divisors (see below), whose sum is σ = 11453808000. Its totient is φ = 1427673600.

The previous prime is 4431474287. The next prime is 4431474323. The reversal of 4431474312 is 2134741344.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117564 + ... + 150612.

It is an arithmetic number, because the mean of its divisors is an integer number (178965750).

Almost surely, 2^4431474312 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 4431474312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5726904000).

4431474312 is an abundant number, since it is smaller than the sum of its proper divisors (7022333688).

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

4431474312 is a wasteful number, since it uses less digits than its factorization.

4431474312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33246 (or 33242 counting only the distinct ones).

The product of its digits is 32256, while the sum is 33.

The square root of 4431474312 is about 66569.3195999478. The cubic root of 4431474312 is about 1642.5404697094.

The spelling of 4431474312 in words is "four billion, four hundred thirty-one million, four hundred seventy-four thousand, three hundred twelve".