140134226 has 8 divisors (see below), whose sum is σ = 214167564. Its totient is φ = 68745040.

The previous prime is 140134223. The next prime is 140134271. The reversal of 140134226 is 622431041.

It can be written as a sum of positive squares in 2 ways, for example, as 139830625 + 303601 = 11825^2 + 551^2 .

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

It is not an unprimeable number, because it can be changed into a prime (140134223) 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, 660905 + ... + 661116.

Almost surely, 2^140134226 is an apocalyptic number.

140134226 is a deficient number, since it is larger than the sum of its proper divisors (74033338).

140134226 is a wasteful number, since it uses less digits than its factorization.

140134226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1322076.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 140134226 is about 11837.8302910626. The cubic root of 140134226 is about 519.4153018734.

Adding to 140134226 its reverse (622431041), we get a palindrome (762565267).

The spelling of 140134226 in words is "one hundred forty million, one hundred thirty-four thousand, two hundred twenty-six".