4002237 has 16 divisors (see below), whose sum is σ = 5964480. Its totient is φ = 2652336.

The previous prime is 4002223. The next prime is 4002239. The reversal of 4002237 is 7322004.

It is a happy number.

It is not a de Polignac number, because 4002237 - 2⁴ = 4002221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4002239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5803 + ... + 6455.

It is an arithmetic number, because the mean of its divisors is an integer number (372780).

Almost surely, 2^4002237 is an apocalyptic number.

It is an amenable number.

4002237 is a deficient number, since it is larger than the sum of its proper divisors (1962243).

4002237 is a wasteful number, since it uses less digits than its factorization.

4002237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 889 (or 883 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 18.

The square root of 4002237 is about 2000.5591718317. The cubic root of 4002237 is about 158.7696914834.

The spelling of 4002237 in words is "four million, two thousand, two hundred thirty-seven".