140126628 has 12 divisors (see below), whose sum is σ = 326962160. Its totient is φ = 46708872.

The previous prime is 140126627. The next prime is 140126669. The reversal of 140126628 is 826621041.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 140126595 and 140126604.

It is not an unprimeable number, because it can be changed into a prime (140126627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5838598 + ... + 5838621.

Almost surely, 2^140126628 is an apocalyptic number.

It is an amenable number.

140126628 is an abundant number, since it is smaller than the sum of its proper divisors (186835532).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140126628 is a wasteful number, since it uses less digits than its factorization.

140126628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11677226 (or 11677224 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 140126628 is about 11837.5093664166. The cubic root of 140126628 is about 519.4059142339.

Adding to 140126628 its reverse (826621041), we get a palindrome (966747669).

The spelling of 140126628 in words is "one hundred forty million, one hundred twenty-six thousand, six hundred twenty-eight".