4312872 has 64 divisors (see below), whose sum is σ = 12297600. Its totient is φ = 1399680.

The previous prime is 4312859. The next prime is 4312873. The reversal of 4312872 is 2782134.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (4312873) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8613 + ... + 9099.

It is an arithmetic number, because the mean of its divisors is an integer number (192150).

Almost surely, 2^4312872 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 4312872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6148800).

4312872 is an abundant number, since it is smaller than the sum of its proper divisors (7984728).

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

4312872 is a wasteful number, since it uses less digits than its factorization.

4312872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543 (or 533 counting only the distinct ones).

The product of its digits is 2688, while the sum is 27.

The square root of 4312872 is about 2076.7455308728. The cubic root of 4312872 is about 162.7754319025.

It can be divided in two parts, 4312 and 872, that added together give a square (5184 = 72²).

The spelling of 4312872 in words is "four million, three hundred twelve thousand, eight hundred seventy-two".