36118493 has 4 divisors (see below), whose sum is σ = 36800028. Its totient is φ = 35436960.

The previous prime is 36118483. The next prime is 36118507. The reversal of 36118493 is 39481163.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 29833444 + 6285049 = 5462^2 + 2507^2 .

It is a cyclic number.

It is not a de Polignac number, because 36118493 - 2⁴ = 36118477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36118463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 340688 + ... + 340793.

It is an arithmetic number, because the mean of its divisors is an integer number (9200007).

Almost surely, 2^36118493 is an apocalyptic number.

It is an amenable number.

36118493 is a deficient number, since it is larger than the sum of its proper divisors (681535).

36118493 is an equidigital number, since it uses as much as digits as its factorization.

36118493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681534.

The product of its digits is 15552, while the sum is 35.

The square root of 36118493 is about 6009.8663046693. The cubic root of 36118493 is about 330.5546015377.

The spelling of 36118493 in words is "thirty-six million, one hundred eighteen thousand, four hundred ninety-three".