1400022442 has 32 divisors (see below), whose sum is σ = 2587536000. Its totient is φ = 553238208.

The previous prime is 1400022439. The next prime is 1400022451. The reversal of 1400022442 is 2442200041.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181684 + ... + 189232.

It is an arithmetic number, because the mean of its divisors is an integer number (80860500).

Almost surely, 2^1400022442 is an apocalyptic number.

1400022442 is a deficient number, since it is larger than the sum of its proper divisors (1187513558).

1400022442 is a wasteful number, since it uses less digits than its factorization.

1400022442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8590.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 1400022442 is about 37416.8737603771. The cubic root of 1400022442 is about 1118.6949195774.

Adding to 1400022442 its reverse (2442200041), we get a palindrome (3842222483).

The spelling of 1400022442 in words is "one billion, four hundred million, twenty-two thousand, four hundred forty-two".