270135238 has 4 divisors (see below), whose sum is σ = 405202860. Its totient is φ = 135067618.

The previous prime is 270135233. The next prime is 270135263. The reversal of 270135238 is 832531072.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (270135233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67533808 + ... + 67533811.

It is an arithmetic number, because the mean of its divisors is an integer number (101300715).

Almost surely, 2^270135238 is an apocalyptic number.

270135238 is a deficient number, since it is larger than the sum of its proper divisors (135067622).

270135238 is a wasteful number, since it uses less digits than its factorization.

270135238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135067621.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 270135238 is about 16435.7913712726. The cubic root of 270135238 is about 646.4383006415.

It can be divided in two parts, 270135 and 238, that multiplied together give a triangular number (64292130 = T₁₁₃₃₉).

The spelling of 270135238 in words is "two hundred seventy million, one hundred thirty-five thousand, two hundred thirty-eight".