4723312 has 40 divisors (see below), whose sum is σ = 10213632. Its totient is φ = 2097600.

The previous prime is 4723283. The next prime is 4723321. The reversal of 4723312 is 2133274.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a d-powerful number, because it can be written as 4¹¹ + 7³ + 2 + 3⁷ + 3⁷ + 1 + 2¹⁹ .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7987 + ... + 8557.

Almost surely, 2^4723312 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 4723312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5106816).

4723312 is an abundant number, since it is smaller than the sum of its proper divisors (5490320).

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

4723312 is a wasteful number, since it uses less digits than its factorization.

4723312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 637 (or 631 counting only the distinct ones).

The product of its digits is 1008, while the sum is 22.

The square root of 4723312 is about 2173.3182003563. The cubic root of 4723312 is about 167.7833564249.

Adding to 4723312 its reverse (2133274), we get a palindrome (6856586).

The spelling of 4723312 in words is "four million, seven hundred twenty-three thousand, three hundred twelve".