140423332 has 24 divisors (see below), whose sum is σ = 297368064. Its totient is φ = 56641152.

The previous prime is 140423329. The next prime is 140423333. The reversal of 140423332 is 233324041.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (140423333) 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, 147028 + ... + 147979.

It is an arithmetic number, because the mean of its divisors is an integer number (12390336).

Almost surely, 2^140423332 is an apocalyptic number.

It is an amenable number.

140423332 is an abundant number, since it is smaller than the sum of its proper divisors (156944732).

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

140423332 is a wasteful number, since it uses less digits than its factorization.

140423332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295035 (or 295033 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 140423332 is about 11850.0351054332. The cubic root of 140423332 is about 519.7722523375.

Adding to 140423332 its reverse (233324041), we get a palindrome (373747373).

The spelling of 140423332 in words is "one hundred forty million, four hundred twenty-three thousand, three hundred thirty-two".