1426304144 has 20 divisors (see below), whose sum is σ = 2764059324. Its totient is φ = 712998528.

The previous prime is 1426304111. The next prime is 1426304153. The reversal of 1426304144 is 4414036241.

It can be written as a sum of positive squares in 2 ways, for example, as 876870544 + 549433600 = 29612^2 + 23440^2 .

It is a super-2 number, since 2×1426304144² = 4068687022383145472, which contains 22 as substring.

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, 120374 + ... + 131690.

Almost surely, 2^1426304144 is an apocalyptic number.

It is an amenable number.

1426304144 is a deficient number, since it is larger than the sum of its proper divisors (1337755180).

1426304144 is a wasteful number, since it uses less digits than its factorization.

1426304144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19202 (or 19196 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 1426304144 is about 37766.4420352249. The cubic root of 1426304144 is about 1125.6517425856.

The spelling of 1426304144 in words is "one billion, four hundred twenty-six million, three hundred four thousand, one hundred forty-four".