36098581 has 2 divisors, whose sum is σ = 36098582. Its totient is φ = 36098580.

The previous prime is 36098563. The next prime is 36098593. The reversal of 36098581 is 18589063.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30140100 + 5958481 = 5490^2 + 2441^2 .

It is an emirp because it is prime and its reverse (18589063) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36098581 - 2¹⁷ = 35967509 is a prime.

It is a super-2 number, since 2×36098581² = 2606215100427122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36098551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18049290 + 18049291.

It is an arithmetic number, because the mean of its divisors is an integer number (18049291).

Almost surely, 2^36098581 is an apocalyptic number.

It is an amenable number.

36098581 is a deficient number, since it is larger than the sum of its proper divisors (1).

36098581 is an equidigital number, since it uses as much as digits as its factorization.

36098581 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 40.

The square root of 36098581 is about 6008.2094670542. The cubic root of 36098581 is about 330.4938458362.

The spelling of 36098581 in words is "thirty-six million, ninety-eight thousand, five hundred eighty-one".