140232222 has 40 divisors (see below), whose sum is σ = 338400216. Its totient is φ = 43147728.

The previous prime is 140232199. The next prime is 140232233. The reversal of 140232222 is 222232041.

140232222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 140232195 and 140232204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 31188 + ... + 35399.

Almost surely, 2^140232222 is an apocalyptic number.

140232222 is an abundant number, since it is smaller than the sum of its proper divisors (198167994).

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

140232222 is a wasteful number, since it uses less digits than its factorization.

140232222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66614 (or 66605 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 140232222 is about 11841.9686707912. The cubic root of 140232222 is about 519.5363495362.

Adding to 140232222 its reverse (222232041), we get a palindrome (362464263).

The spelling of 140232222 in words is "one hundred forty million, two hundred thirty-two thousand, two hundred twenty-two".