530401186 has 12 divisors (see below), whose sum is σ = 925496118. Its totient is φ = 227314752.

The previous prime is 530401159. The next prime is 530401187. The reversal of 530401186 is 681104035.

It can be written as a sum of positive squares in only one way, i.e., 487747225 + 42653961 = 22085^2 + 6531^2 .

It is a super-2 number, since 2×530401186² = 562650836220413192, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (530401187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2706031 + ... + 2706226.

Almost surely, 2^530401186 is an apocalyptic number.

530401186 is a deficient number, since it is larger than the sum of its proper divisors (395094932).

530401186 is a wasteful number, since it uses less digits than its factorization.

530401186 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5412273 (or 5412266 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 530401186 is about 23030.4404213206. The cubic root of 530401186 is about 809.4713748399.

The spelling of 530401186 in words is "five hundred thirty million, four hundred one thousand, one hundred eighty-six".