538975648 has 24 divisors (see below), whose sum is σ = 1070505828. Its totient is φ = 267101184.

The previous prime is 538975639. The next prime is 538975669. The reversal of 538975648 is 846579835.

It can be written as a sum of positive squares in 2 ways, for example, as 406909584 + 132066064 = 20172^2 + 11492^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70911 + ... + 78142.

Almost surely, 2^538975648 is an apocalyptic number.

It is an amenable number.

538975648 is a deficient number, since it is larger than the sum of its proper divisors (531530180).

538975648 is a wasteful number, since it uses less digits than its factorization.

538975648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149176 (or 149168 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 55.

The square root of 538975648 is about 23215.8490691166. The cubic root of 538975648 is about 813.8100481013.

The spelling of 538975648 in words is "five hundred thirty-eight million, nine hundred seventy-five thousand, six hundred forty-eight".