4000235 has 8 divisors (see below), whose sum is σ = 4872336. Its totient is φ = 3152160.

The previous prime is 4000189. The next prime is 4000237. The reversal of 4000235 is 5320004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4000235 - 2¹⁰ = 3999211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4000237) 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 7 ways as a sum of consecutive naturals, for example, 5636 + ... + 6305.

It is an arithmetic number, because the mean of its divisors is an integer number (609042).

Almost surely, 2^4000235 is an apocalyptic number.

4000235 is a deficient number, since it is larger than the sum of its proper divisors (872101).

4000235 is a wasteful number, since it uses less digits than its factorization.

4000235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12013.

The product of its (nonzero) digits is 120, while the sum is 14.

The square root of 4000235 is about 2000.0587491371. The cubic root of 4000235 is about 158.7432137963.

Adding to 4000235 its reverse (5320004), we get a palindrome (9320239).

The spelling of 4000235 in words is "four million, two hundred thirty-five", and thus it is an aban number.