236324138 has 8 divisors (see below), whose sum is σ = 361174788. Its totient is φ = 115932544.

The previous prime is 236324117. The next prime is 236324171. The reversal of 236324138 is 831423632.

It can be written as a sum of positive squares in 2 ways, for example, as 229734649 + 6589489 = 15157^2 + 2567^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1114631 + ... + 1114842.

Almost surely, 2^236324138 is an apocalyptic number.

236324138 is a deficient number, since it is larger than the sum of its proper divisors (124850650).

236324138 is a wasteful number, since it uses less digits than its factorization.

236324138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2229528.

The product of its digits is 20736, while the sum is 32.

The square root of 236324138 is about 15372.8376690837. The cubic root of 236324138 is about 618.2574535732.

The spelling of 236324138 in words is "two hundred thirty-six million, three hundred twenty-four thousand, one hundred thirty-eight".