140633933 has 8 divisors (see below), whose sum is σ = 153520896. Its totient is φ = 127764000.

The previous prime is 140633881. The next prime is 140633939. The reversal of 140633933 is 339336041.

140633933 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 140633933 - 2¹⁰ = 140632909 is a prime.

It is a super-2 number, since 2×140633933² = 39555806222096978, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 140633933.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140633939) 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, 18185 + ... + 24737.

It is an arithmetic number, because the mean of its divisors is an integer number (19190112).

Almost surely, 2^140633933 is an apocalyptic number.

It is an amenable number.

140633933 is a deficient number, since it is larger than the sum of its proper divisors (12886963).

140633933 is a wasteful number, since it uses less digits than its factorization.

140633933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8515.

The product of its (nonzero) digits is 17496, while the sum is 32.

The square root of 140633933 is about 11858.9178680013. The cubic root of 140633933 is about 520.0319667232.

Adding to 140633933 its reverse (339336041), we get a palindrome (479969974).

The spelling of 140633933 in words is "one hundred forty million, six hundred thirty-three thousand, nine hundred thirty-three".