538920126 has 24 divisors (see below), whose sum is σ = 1168198200. Its totient is φ = 179557296.

The previous prime is 538920121. The next prime is 538920167. The reversal of 538920126 is 621029835.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538920121) 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, 43036 + ... + 54128.

It is an arithmetic number, because the mean of its divisors is an integer number (48674925).

Almost surely, 2^538920126 is an apocalyptic number.

538920126 is an abundant number, since it is smaller than the sum of its proper divisors (629278074).

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

538920126 is a wasteful number, since it uses less digits than its factorization.

538920126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13800 (or 13797 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 538920126 is about 23214.6532603871. The cubic root of 538920126 is about 813.7821025511.

The spelling of 538920126 in words is "five hundred thirty-eight million, nine hundred twenty thousand, one hundred twenty-six".