1426538528 has 24 divisors (see below), whose sum is σ = 2809691388. Its totient is φ = 712966144.

The previous prime is 1426538467. The next prime is 1426538537. The reversal of 1426538528 is 8258356241.

It can be written as a sum of positive squares in 2 ways, for example, as 986713744 + 439824784 = 31412^2 + 20972^2 .

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, 80000 + ... + 96192.

Almost surely, 2^1426538528 is an apocalyptic number.

It is an amenable number.

1426538528 is a deficient number, since it is larger than the sum of its proper divisors (1383152860).

1426538528 is a wasteful number, since it uses less digits than its factorization.

1426538528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18956 (or 18948 counting only the distinct ones).

The product of its digits is 460800, while the sum is 44.

The square root of 1426538528 is about 37769.5449800497. The cubic root of 1426538528 is about 1125.7133985114.

The spelling of 1426538528 in words is "one billion, four hundred twenty-six million, five hundred thirty-eight thousand, five hundred twenty-eight".