532397838 has 24 divisors (see below), whose sum is σ = 1238640552. Its totient is φ = 152113584.

The previous prime is 532397821. The next prime is 532397839. The reversal of 532397838 is 838793235.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (532397839) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 905145 + ... + 905732.

It is an arithmetic number, because the mean of its divisors is an integer number (51610023).

Almost surely, 2^532397838 is an apocalyptic number.

532397838 is an abundant number, since it is smaller than the sum of its proper divisors (706242714).

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

532397838 is a wasteful number, since it uses less digits than its factorization.

532397838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1810896 (or 1810889 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 48.

The square root of 532397838 is about 23073.7478100113. The cubic root of 532397838 is about 810.4858326090.

The spelling of 532397838 in words is "five hundred thirty-two million, three hundred ninety-seven thousand, eight hundred thirty-eight".