140622633 has 6 divisors (see below), whose sum is σ = 203121594. Its totient is φ = 93748416.

The previous prime is 140622619. The next prime is 140622659. The reversal of 140622633 is 336226041.

140622633 is a `hidden beast` number, since 1 + 4 + 0 + 6 + 22 + 633 = 666.

It can be written as a sum of positive squares in only one way, i.e., 128323584 + 12299049 = 11328^2 + 3507^2 .

It is not a de Polignac number, because 140622633 - 2⁴ = 140622617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140622597 and 140622606.

It is not an unprimeable number, because it can be changed into a prime (140622683) 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 5 ways as a sum of consecutive naturals, for example, 7812360 + ... + 7812377.

It is an arithmetic number, because the mean of its divisors is an integer number (33853599).

Almost surely, 2^140622633 is an apocalyptic number.

It is an amenable number.

140622633 is a deficient number, since it is larger than the sum of its proper divisors (62498961).

140622633 is a wasteful number, since it uses less digits than its factorization.

140622633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15624743 (or 15624740 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 140622633 is about 11858.4414237285. The cubic root of 140622633 is about 520.0180380824.

Adding to 140622633 its reverse (336226041), we get a palindrome (476848674).

The spelling of 140622633 in words is "one hundred forty million, six hundred twenty-two thousand, six hundred thirty-three".