140434222 has 8 divisors (see below), whose sum is σ = 211396536. Its totient is φ = 69968712.

The previous prime is 140434213. The next prime is 140434223. The reversal of 140434222 is 222434041.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 140434193 and 140434202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140434223) 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, 123493 + ... + 124624.

It is an arithmetic number, because the mean of its divisors is an integer number (26424567).

Almost surely, 2^140434222 is an apocalyptic number.

140434222 is a deficient number, since it is larger than the sum of its proper divisors (70962314).

140434222 is a wasteful number, since it uses less digits than its factorization.

140434222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248402.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 140434222 is about 11850.4945888347. The cubic root of 140434222 is about 519.7856883134.

Adding to 140434222 its reverse (222434041), we get a palindrome (362868263).

The spelling of 140434222 in words is "one hundred forty million, four hundred thirty-four thousand, two hundred twenty-two".