1426144442 has 16 divisors (see below), whose sum is σ = 2163175200. Its totient is φ = 705104400.

The previous prime is 1426144441. The next prime is 1426144457. The reversal of 1426144442 is 2444416241.

It is a junction number, because it is equal to n+sod(n) for n = 1426144399 and 1426144408.

It is not an unprimeable number, because it can be changed into a prime (1426144441) 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, 169409 + ... + 177627.

It is an arithmetic number, because the mean of its divisors is an integer number (135198450).

Almost surely, 2^1426144442 is an apocalyptic number.

1426144442 is a deficient number, since it is larger than the sum of its proper divisors (737030758).

1426144442 is a wasteful number, since it uses less digits than its factorization.

1426144442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9181.

The product of its digits is 24576, while the sum is 32.

The square root of 1426144442 is about 37764.3276386592. The cubic root of 1426144442 is about 1125.6097282777.

The spelling of 1426144442 in words is "one billion, four hundred twenty-six million, one hundred forty-four thousand, four hundred forty-two".