140033424 has 40 divisors (see below), whose sum is σ = 362591872. Its totient is φ = 46569600.

The previous prime is 140033423. The next prime is 140033447. The reversal of 140033424 is 424330041.

It is a self number, because there is not a number n which added to its sum of digits gives 140033424.

It is not an unprimeable number, because it can be changed into a prime (140033423) 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, 19074 + ... + 25374.

Almost surely, 2^140033424 is an apocalyptic number.

It is an amenable number.

140033424 is an abundant number, since it is smaller than the sum of its proper divisors (222558448).

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

140033424 is a wasteful number, since it uses less digits than its factorization.

140033424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6775 (or 6769 counting only the distinct ones).

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

The square root of 140033424 is about 11833.5719036984. The cubic root of 140033424 is about 519.2907292597.

Adding to 140033424 its reverse (424330041), we get a palindrome (564363465).

The spelling of 140033424 in words is "one hundred forty million, thirty-three thousand, four hundred twenty-four".