140530622 has 16 divisors (see below), whose sum is σ = 216035952. Its totient is φ = 68523840.

The previous prime is 140530603. The next prime is 140530639. The reversal of 140530622 is 226035041.

It is a congruent number.

It is an unprimeable number.

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, 105722 + ... + 107042.

It is an arithmetic number, because the mean of its divisors is an integer number (13502247).

Almost surely, 2^140530622 is an apocalyptic number.

140530622 is a deficient number, since it is larger than the sum of its proper divisors (75505330).

140530622 is a wasteful number, since it uses less digits than its factorization.

140530622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2603.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 140530622 is about 11854.5612318635. The cubic root of 140530622 is about 519.9045954163.

Adding to 140530622 its reverse (226035041), we get a palindrome (366565663).

The spelling of 140530622 in words is "one hundred forty million, five hundred thirty thousand, six hundred twenty-two".