140335432 has 16 divisors (see below), whose sum is σ = 263342700. Its totient is φ = 70110720.

The previous prime is 140335423. The next prime is 140335439. The reversal of 140335432 is 234533041.

It can be written as a sum of positive squares in 2 ways, for example, as 138909796 + 1425636 = 11786^2 + 1194^2 .

It is a junction number, because it is equal to n+sod(n) for n = 140335397 and 140335406.

It is not an unprimeable number, because it can be changed into a prime (140335439) 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, 4444 + ... + 17332.

Almost surely, 2^140335432 is an apocalyptic number.

It is an amenable number.

140335432 is a deficient number, since it is larger than the sum of its proper divisors (123007268).

140335432 is a wasteful number, since it uses less digits than its factorization.

140335432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14256 (or 14252 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 140335432 is about 11846.3256750775. The cubic root of 140335432 is about 519.6637767334.

Adding to 140335432 its reverse (234533041), we get a palindrome (374868473).

The spelling of 140335432 in words is "one hundred forty million, three hundred thirty-five thousand, four hundred thirty-two".