2133838 has 8 divisors (see below), whose sum is σ = 3658032. Its totient is φ = 914496.

The previous prime is 2133821. The next prime is 2133839. The reversal of 2133838 is 8383312.

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

It is a super-2 number, since 2×2133838² = 9106529220488, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133839) 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, 76195 + ... + 76222.

It is an arithmetic number, because the mean of its divisors is an integer number (457254).

2^2133838 is an apocalyptic number.

2133838 is a deficient number, since it is larger than the sum of its proper divisors (1524194).

2133838 is a wasteful number, since it uses less digits than its factorization.

2133838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152426.

The product of its digits is 3456, while the sum is 28.

The square root of 2133838 is about 1460.7662372878. The cubic root of 2133838 is about 128.7420681952.

The spelling of 2133838 in words is "two million, one hundred thirty-three thousand, eight hundred thirty-eight".