36143522 has 4 divisors (see below), whose sum is σ = 54215286. Its totient is φ = 18071760.

The previous prime is 36143507. The next prime is 36143531. The reversal of 36143522 is 22534163.

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., 28185481 + 7958041 = 5309^2 + 2821^2 .

It is a junction number, because it is equal to n+sod(n) for n = 36143491 and 36143500.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9035879 + ... + 9035882.

Almost surely, 2^36143522 is an apocalyptic number.

36143522 is a deficient number, since it is larger than the sum of its proper divisors (18071764).

36143522 is a wasteful number, since it uses less digits than its factorization.

36143522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18071763.

The product of its digits is 4320, while the sum is 26.

The square root of 36143522 is about 6011.9482699039. The cubic root of 36143522 is about 330.6309386169.

Adding to 36143522 its reverse (22534163), we get a palindrome (58677685).

The spelling of 36143522 in words is "thirty-six million, one hundred forty-three thousand, five hundred twenty-two".