538926529 has 2 divisors, whose sum is σ = 538926530. Its totient is φ = 538926528.

The previous prime is 538926523. The next prime is 538926541. The reversal of 538926529 is 925629835.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 306425025 + 232501504 = 17505^2 + 15248^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-538926529 is a prime.

It is not a weakly prime, because it can be changed into another prime (538926523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269463264 + 269463265.

It is an arithmetic number, because the mean of its divisors is an integer number (269463265).

Almost surely, 2^538926529 is an apocalyptic number.

It is an amenable number.

538926529 is a deficient number, since it is larger than the sum of its proper divisors (1).

538926529 is an equidigital number, since it uses as much as digits as its factorization.

538926529 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1166400, while the sum is 49.

The square root of 538926529 is about 23214.7911685632. The cubic root of 538926529 is about 813.7853254320.

The spelling of 538926529 in words is "five hundred thirty-eight million, nine hundred twenty-six thousand, five hundred twenty-nine".