538231936 has 32 divisors (see below), whose sum is σ = 1169740080. Its totient is φ = 244650240.

The previous prime is 538231927. The next prime is 538231957. The reversal of 538231936 is 639132835.

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 189726 + ... + 192541.

Almost surely, 2^538231936 is an apocalyptic number.

It is an amenable number.

538231936 is an abundant number, since it is smaller than the sum of its proper divisors (631508144).

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

538231936 is a wasteful number, since it uses less digits than its factorization.

538231936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382292 (or 382280 counting only the distinct ones).

The product of its digits is 116640, while the sum is 40.

The square root of 538231936 is about 23199.8262062456. The cubic root of 538231936 is about 813.4355606225.

The spelling of 538231936 in words is "five hundred thirty-eight million, two hundred thirty-one thousand, nine hundred thirty-six".