4392768 has 56 divisors (see below), whose sum is σ = 11777472. Its totient is φ = 1444864.

The previous prime is 4392763. The next prime is 4392769. The reversal of 4392768 is 8672934.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4392763) by changing a digit.

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, 26221 + ... + 26387.

It is an arithmetic number, because the mean of its divisors is an integer number (210312).

Almost surely, 2^4392768 is an apocalyptic number.

4392768 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4392768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5888736).

4392768 is an abundant number, since it is smaller than the sum of its proper divisors (7384704).

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

4392768 is a wasteful number, since it uses less digits than its factorization.

4392768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319 (or 309 counting only the distinct ones).

The product of its digits is 72576, while the sum is 39.

The square root of 4392768 is about 2095.8931270463. The cubic root of 4392768 is about 163.7744271389.

The spelling of 4392768 in words is "four million, three hundred ninety-two thousand, seven hundred sixty-eight".