140235222 has 16 divisors (see below), whose sum is σ = 280710000. Its totient is φ = 46705152.

The previous prime is 140235203. The next prime is 140235229. The reversal of 140235222 is 222532041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140235229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1863 + ... + 16850.

It is an arithmetic number, because the mean of its divisors is an integer number (17544375).

Almost surely, 2^140235222 is an apocalyptic number.

140235222 is an abundant number, since it is smaller than the sum of its proper divisors (140474778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140235222 is a wasteful number, since it uses less digits than its factorization.

140235222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19967.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 140235222 is about 11842.0953382415. The cubic root of 140235222 is about 519.5400543384.

Adding to 140235222 its reverse (222532041), we get a palindrome (362767263).

The spelling of 140235222 in words is "one hundred forty million, two hundred thirty-five thousand, two hundred twenty-two".