10138238 has 8 divisors (see below), whose sum is σ = 16589880. Its totient is φ = 4608280.

The previous prime is 10138237. The next prime is 10138241. The reversal of 10138238 is 83283101.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10138231) 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, 230393 + ... + 230436.

It is an arithmetic number, because the mean of its divisors is an integer number (2073735).

Almost surely, 2^10138238 is an apocalyptic number.

10138238 is a deficient number, since it is larger than the sum of its proper divisors (6451642).

10138238 is a wasteful number, since it uses less digits than its factorization.

10138238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460842.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 10138238 is about 3184.0599868721. The cubic root of 10138238 is about 216.4316784349.

The spelling of 10138238 in words is "ten million, one hundred thirty-eight thousand, two hundred thirty-eight".