4002368 has 28 divisors (see below), whose sum is σ = 8290560. Its totient is φ = 1913472.

The previous prime is 4002353. The next prime is 4002389. The reversal of 4002368 is 8632004.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113 + ... + 2831.

Almost surely, 2^4002368 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 4002368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4145280).

4002368 is an abundant number, since it is smaller than the sum of its proper divisors (4288192).

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

4002368 is a wasteful number, since it uses less digits than its factorization.

4002368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2754 (or 2744 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 4002368 is about 2000.5919124099. The cubic root of 4002368 is about 158.7714237315.

The spelling of 4002368 in words is "four million, two thousand, three hundred sixty-eight".