1426022755 has 4 divisors (see below), whose sum is σ = 1711227312. Its totient is φ = 1140818200.

The previous prime is 1426022729. The next prime is 1426022761. The reversal of 1426022755 is 5572206241.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-1426022755 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1426022755.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142602271 + ... + 142602280.

It is an arithmetic number, because the mean of its divisors is an integer number (427806828).

Almost surely, 2^1426022755 is an apocalyptic number.

1426022755 is a deficient number, since it is larger than the sum of its proper divisors (285204557).

1426022755 is an equidigital number, since it uses as much as digits as its factorization.

1426022755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285204556.

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 1426022755 is about 37762.7164674365. The cubic root of 1426022755 is about 1125.5777128280.

Adding to 1426022755 its reverse (5572206241), we get a palindrome (6998228996).

The spelling of 1426022755 in words is "one billion, four hundred twenty-six million, twenty-two thousand, seven hundred fifty-five".