140233233 has 16 divisors (see below), whose sum is σ = 214068096. Its totient is φ = 79991040.

The previous prime is 140233229. The next prime is 140233253. The reversal of 140233233 is 332332041.

It is not a de Polignac number, because 140233233 - 2² = 140233229 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (140233213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6823 + ... + 18083.

It is an arithmetic number, because the mean of its divisors is an integer number (13379256).

Almost surely, 2^140233233 is an apocalyptic number.

It is an amenable number.

140233233 is a deficient number, since it is larger than the sum of its proper divisors (73834863).

140233233 is a wasteful number, since it uses less digits than its factorization.

140233233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11864.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 140233233 is about 11842.0113578733. The cubic root of 140233233 is about 519.5375980604.

Adding to 140233233 its reverse (332332041), we get a palindrome (472565274).

The spelling of 140233233 in words is "one hundred forty million, two hundred thirty-three thousand, two hundred thirty-three".