140227738 has 16 divisors (see below), whose sum is σ = 241603200. Its totient is φ = 59794416.

The previous prime is 140227721. The next prime is 140227739. The reversal of 140227738 is 837722041.

140227738 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (140227739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22381 + ... + 27952.

It is an arithmetic number, because the mean of its divisors is an integer number (15100200).

Almost surely, 2^140227738 is an apocalyptic number.

140227738 is a deficient number, since it is larger than the sum of its proper divisors (101375462).

140227738 is a wasteful number, since it uses less digits than its factorization.

140227738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50541.

The product of its (nonzero) digits is 18816, while the sum is 34.

The square root of 140227738 is about 11841.7793426495. The cubic root of 140227738 is about 519.5308119933.

Adding to 140227738 its reverse (837722041), we get a palindrome (977949779).

The spelling of 140227738 in words is "one hundred forty million, two hundred twenty-seven thousand, seven hundred thirty-eight".