538789252 has 6 divisors (see below), whose sum is σ = 942881198. Its totient is φ = 269394624.

The previous prime is 538789249. The next prime is 538789253. The reversal of 538789252 is 252987835.

It can be written as a sum of positive squares in only one way, i.e., 340993156 + 197796096 = 18466^2 + 14064^2 .

It is a junction number, because it is equal to n+sod(n) for n = 538789196 and 538789205.

It is not an unprimeable number, because it can be changed into a prime (538789253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67348653 + ... + 67348660.

Almost surely, 2^538789252 is an apocalyptic number.

It is an amenable number.

538789252 is a deficient number, since it is larger than the sum of its proper divisors (404091946).

538789252 is a wasteful number, since it uses less digits than its factorization.

538789252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134697317 (or 134697315 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 49.

The square root of 538789252 is about 23211.8343092484. The cubic root of 538789252 is about 813.7162229423.

The spelling of 538789252 in words is "five hundred thirty-eight million, seven hundred eighty-nine thousand, two hundred fifty-two".