1400042022 has 16 divisors (see below), whose sum is σ = 2812421952. Its totient is φ = 464624360.

The previous prime is 1400042003. The next prime is 1400042027. The reversal of 1400042022 is 2202400041.

1400042022 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1400041992 and 1400042010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400042027) 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, 512604 + ... + 515327.

It is an arithmetic number, because the mean of its divisors is an integer number (175776372).

Almost surely, 2^1400042022 is an apocalyptic number.

1400042022 is an abundant number, since it is smaller than the sum of its proper divisors (1412379930).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1400042022 is a wasteful number, since it uses less digits than its factorization.

1400042022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028163.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 1400042022 is about 37417.1354061211. The cubic root of 1400042022 is about 1118.7001347186.

Adding to 1400042022 its reverse (2202400041), we get a palindrome (3602442063).

The spelling of 1400042022 in words is "one billion, four hundred million, forty-two thousand, twenty-two".