2320138 has 8 divisors (see below), whose sum is σ = 3529440. Its totient is φ = 1143660.

The previous prime is 2320127. The next prime is 2320139. The reversal of 2320138 is 8310232.

It is a happy number.

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

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2320139) 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, 8028 + ... + 8311.

It is an arithmetic number, because the mean of its divisors is an integer number (441180).

2^2320138 is an apocalyptic number.

2320138 is a deficient number, since it is larger than the sum of its proper divisors (1209302).

2320138 is a wasteful number, since it uses less digits than its factorization.

2320138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16412.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2320138 is about 1523.1999212185. The cubic root of 2320138 is about 132.3847437264.

The spelling of 2320138 in words is "two million, three hundred twenty thousand, one hundred thirty-eight".