4090238 has 8 divisors (see below), whose sum is σ = 6169800. Its totient is φ = 2033640.

The previous prime is 4090237. The next prime is 4090241. The reversal of 4090238 is 8320904.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4090237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5288 + ... + 6011.

It is an arithmetic number, because the mean of its divisors is an integer number (771225).

Almost surely, 2^4090238 is an apocalyptic number.

4090238 is a deficient number, since it is larger than the sum of its proper divisors (2079562).

4090238 is a wasteful number, since it uses less digits than its factorization.

4090238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11482.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 4090238 is about 2022.4336824727. The cubic root of 4090238 is about 159.9249387501.

The spelling of 4090238 in words is "four million, ninety thousand, two hundred thirty-eight".