1401022244 has 6 divisors (see below), whose sum is σ = 2451788934. Its totient is φ = 700511120.

The previous prime is 1401022223. The next prime is 1401022267. The reversal of 1401022244 is 4422201041.

It can be written as a sum of positive squares in only one way, i.e., 1375519744 + 25502500 = 37088^2 + 5050^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175127777 + ... + 175127784.

It is an arithmetic number, because the mean of its divisors is an integer number (408631489).

Almost surely, 2^1401022244 is an apocalyptic number.

It is an amenable number.

1401022244 is a deficient number, since it is larger than the sum of its proper divisors (1050766690).

1401022244 is a wasteful number, since it uses less digits than its factorization.

1401022244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350255565 (or 350255563 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 1401022244 is about 37430.2316850965. The cubic root of 1401022244 is about 1118.9611551376.

Adding to 1401022244 its reverse (4422201041), we get a palindrome (5823223285).

The spelling of 1401022244 in words is "one billion, four hundred one million, twenty-two thousand, two hundred forty-four".