140323422 has 16 divisors (see below), whose sum is σ = 289700352. Its totient is φ = 45265560.

The previous prime is 140323399. The next prime is 140323427. The reversal of 140323422 is 224323041.

140323422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140323427) 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, 377028 + ... + 377399.

It is an arithmetic number, because the mean of its divisors is an integer number (18106272).

Almost surely, 2^140323422 is an apocalyptic number.

140323422 is an abundant number, since it is smaller than the sum of its proper divisors (149376930).

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

140323422 is a wasteful number, since it uses less digits than its factorization.

140323422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 754463.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 140323422 is about 11845.8187559999. The cubic root of 140323422 is about 519.6489519194.

Adding to 140323422 its reverse (224323041), we get a palindrome (364646463).

The spelling of 140323422 in words is "one hundred forty million, three hundred twenty-three thousand, four hundred twenty-two".