538131234 has 16 divisors (see below), whose sum is σ = 1077069600. Its totient is φ = 179242560.

The previous prime is 538131229. The next prime is 538131241. The reversal of 538131234 is 432131835.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24784 + ... + 41115.

It is an arithmetic number, because the mean of its divisors is an integer number (67316850).

Almost surely, 2^538131234 is an apocalyptic number.

538131234 is an abundant number, since it is smaller than the sum of its proper divisors (538938366).

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

538131234 is a wasteful number, since it uses less digits than its factorization.

538131234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67265.

The product of its digits is 8640, while the sum is 30.

The square root of 538131234 is about 23197.6557867385. The cubic root of 538131234 is about 813.3848267959.

The spelling of 538131234 in words is "five hundred thirty-eight million, one hundred thirty-one thousand, two hundred thirty-four".