1326838542 has 32 divisors (see below), whose sum is σ = 2834665632. Its totient is φ = 412575744.

The previous prime is 1326838531. The next prime is 1326838567. The reversal of 1326838542 is 2458386231.

It is a junction number, because it is equal to n+sod(n) for n = 1326838494 and 1326838503.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46033 + ... + 69084.

It is an arithmetic number, because the mean of its divisors is an integer number (88583301).

Almost surely, 2^1326838542 is an apocalyptic number.

1326838542 is an abundant number, since it is smaller than the sum of its proper divisors (1507827090).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1326838542 is a wasteful number, since it uses less digits than its factorization.

1326838542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115252.

The product of its digits is 276480, while the sum is 42.

The square root of 1326838542 is about 36425.7950084827. The cubic root of 1326838542 is about 1098.8523959857.

The spelling of 1326838542 in words is "one billion, three hundred twenty-six million, eight hundred thirty-eight thousand, five hundred forty-two".