4002355 has 16 divisors (see below), whose sum is σ = 5529024. Its totient is φ = 2724480.

The previous prime is 4002353. The next prime is 4002389. The reversal of 4002355 is 5532004.

It is a happy number.

4002355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4002355 - 2¹ = 4002353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4002353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5725 + ... + 6385.

It is an arithmetic number, because the mean of its divisors is an integer number (345564).

Almost surely, 2^4002355 is an apocalyptic number.

4002355 is a deficient number, since it is larger than the sum of its proper divisors (1526669).

4002355 is a wasteful number, since it uses less digits than its factorization.

4002355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846.

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 4002355 is about 2000.5886633689. The cubic root of 4002355 is about 158.7712518307.

Adding to 4002355 its reverse (5532004), we get a palindrome (9534359).

The spelling of 4002355 in words is "four million, two thousand, three hundred fifty-five".