140225444 has 6 divisors (see below), whose sum is σ = 245394534. Its totient is φ = 70112720.

The previous prime is 140225441. The next prime is 140225467. The reversal of 140225444 is 444522041.

140225444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 92891044 + 47334400 = 9638^2 + 6880^2 .

It is not an unprimeable number, because it can be changed into a prime (140225441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17528177 + ... + 17528184.

It is an arithmetic number, because the mean of its divisors is an integer number (40899089).

Almost surely, 2^140225444 is an apocalyptic number.

It is an amenable number.

140225444 is a deficient number, since it is larger than the sum of its proper divisors (105169090).

140225444 is a wasteful number, since it uses less digits than its factorization.

140225444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35056365 (or 35056363 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 26.

The square root of 140225444 is about 11841.6824818098. The cubic root of 140225444 is about 519.5279789585.

Adding to 140225444 its reverse (444522041), we get a palindrome (584747485).

The spelling of 140225444 in words is "one hundred forty million, two hundred twenty-five thousand, four hundred forty-four".