1400022056 has 8 divisors (see below), whose sum is σ = 2625041370. Its totient is φ = 700011024.

The previous prime is 1400022053. The next prime is 1400022059. The reversal of 1400022056 is 6502200041.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1400022053) and next prime (1400022059).

It can be written as a sum of positive squares in only one way, i.e., 981819556 + 418202500 = 31334^2 + 20450^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (1400022053) 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 as a sum of consecutive naturals, namely, 87501371 + ... + 87501386.

Almost surely, 2^1400022056 is an apocalyptic number.

It is an amenable number.

1400022056 is a deficient number, since it is larger than the sum of its proper divisors (1225019314).

1400022056 is a wasteful number, since it uses less digits than its factorization.

1400022056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175002763 (or 175002759 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1400022056 is about 37416.8686022762. The cubic root of 1400022056 is about 1118.6948167656.

Adding to 1400022056 its reverse (6502200041), we get a palindrome (7902222097).

The spelling of 1400022056 in words is "one billion, four hundred million, twenty-two thousand, fifty-six".