1400211422 has 12 divisors (see below), whose sum is σ = 2216679336. Its totient is φ = 663257700.

The previous prime is 1400211419. The next prime is 1400211431. The reversal of 1400211422 is 2241120041.

It is a self number, because there is not a number n which added to its sum of digits gives 1400211422.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 968954 + ... + 970397.

It is an arithmetic number, because the mean of its divisors is an integer number (184723278).

Almost surely, 2^1400211422 is an apocalyptic number.

1400211422 is a deficient number, since it is larger than the sum of its proper divisors (816467914).

1400211422 is a wasteful number, since it uses less digits than its factorization.

1400211422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1939391 (or 1939372 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 1400211422 is about 37419.3990063977. The cubic root of 1400211422 is about 1118.7452524501.

Adding to 1400211422 its reverse (2241120041), we get a palindrome (3641331463).

The spelling of 1400211422 in words is "one billion, four hundred million, two hundred eleven thousand, four hundred twenty-two".