938509882 has 4 divisors (see below), whose sum is σ = 1407764826. Its totient is φ = 469254940.

The previous prime is 938509853. The next prime is 938509889. The reversal of 938509882 is 288905839.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 755205361 + 183304521 = 27481^2 + 13539^2 .

It is a super-2 number, since 2×938509882² = 1761601597223307848, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (938509889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 234627469 + ... + 234627472.

Almost surely, 2^938509882 is an apocalyptic number.

938509882 is a deficient number, since it is larger than the sum of its proper divisors (469254944).

938509882 is a wasteful number, since it uses less digits than its factorization.

938509882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469254943.

The product of its (nonzero) digits is 1244160, while the sum is 52.

The square root of 938509882 is about 30635.1086500440. The cubic root of 938509882 is about 979.0682112356.

The spelling of 938509882 in words is "nine hundred thirty-eight million, five hundred nine thousand, eight hundred eighty-two".