140022237 has 16 divisors (see below), whose sum is σ = 196784640. Its totient is φ = 88425792.

The previous prime is 140022227. The next prime is 140022247. The reversal of 140022237 is 732220041.

It is an interprime number because it is at equal distance from previous prime (140022227) and next prime (140022247).

It is not a de Polignac number, because 140022237 - 2⁶ = 140022173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140022227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10573 + ... + 19794.

It is an arithmetic number, because the mean of its divisors is an integer number (12299040).

Almost surely, 2^140022237 is an apocalyptic number.

It is an amenable number.

140022237 is a deficient number, since it is larger than the sum of its proper divisors (56762403).

140022237 is a wasteful number, since it uses less digits than its factorization.

140022237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30452.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 140022237 is about 11833.0992136464. The cubic root of 140022237 is about 519.2769005133.

Adding to 140022237 its reverse (732220041), we get a palindrome (872242278).

The spelling of 140022237 in words is "one hundred forty million, twenty-two thousand, two hundred thirty-seven".