140033233 has 8 divisors (see below), whose sum is σ = 148911048. Its totient is φ = 131226624.

The previous prime is 140033209. The next prime is 140033239. The reversal of 140033233 is 332330041.

It can be written as a sum of positive squares in 4 ways, for example, as 66210769 + 73822464 = 8137^2 + 8592^2 .

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 140033233 - 2⁹ = 140032721 is a prime.

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 140033233.

It is not an unprimeable number, because it can be changed into a prime (140033239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13716 + ... + 21637.

It is an arithmetic number, because the mean of its divisors is an integer number (18613881).

Almost surely, 2^140033233 is an apocalyptic number.

It is an amenable number.

140033233 is a deficient number, since it is larger than the sum of its proper divisors (8877815).

140033233 is a wasteful number, since it uses less digits than its factorization.

140033233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35603.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 140033233 is about 11833.5638334358. The cubic root of 140033233 is about 519.2904931623.

Adding to 140033233 its reverse (332330041), we get a palindrome (472363274).

The spelling of 140033233 in words is "one hundred forty million, thirty-three thousand, two hundred thirty-three".