140227612 has 36 divisors (see below), whose sum is σ = 290871000. Its totient is φ = 58959264.

The previous prime is 140227609. The next prime is 140227613. The reversal of 140227612 is 216722041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140227613) 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 11 ways as a sum of consecutive naturals, for example, 3639 + ... + 17137.

It is an arithmetic number, because the mean of its divisors is an integer number (8079750).

Almost surely, 2^140227612 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140227612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145435500).

140227612 is an abundant number, since it is smaller than the sum of its proper divisors (150643388).

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

140227612 is a wasteful number, since it uses less digits than its factorization.

140227612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13570 (or 13561 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 140227612 is about 11841.7740225019. The cubic root of 140227612 is about 519.5306563871.

Adding to 140227612 its reverse (216722041), we get a palindrome (356949653).

The spelling of 140227612 in words is "one hundred forty million, two hundred twenty-seven thousand, six hundred twelve".