140233432 has 8 divisors (see below), whose sum is σ = 262937700. Its totient is φ = 70116712.

The previous prime is 140233427. The next prime is 140233447. The reversal of 140233432 is 234332041.

It is a happy number.

140233432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8764582 + ... + 8764597.

Almost surely, 2^140233432 is an apocalyptic number.

It is an amenable number.

140233432 is a deficient number, since it is larger than the sum of its proper divisors (122704268).

140233432 is a wasteful number, since it uses less digits than its factorization.

140233432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17529185 (or 17529181 counting only the distinct ones).

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

The square root of 140233432 is about 11842.0197601592. The cubic root of 140233432 is about 519.5378438127.

Adding to 140233432 its reverse (234332041), we get a palindrome (374565473).

The spelling of 140233432 in words is "one hundred forty million, two hundred thirty-three thousand, four hundred thirty-two".