36566413 has 4 divisors (see below), whose sum is σ = 39379228. Its totient is φ = 33753600.

The previous prime is 36566407. The next prime is 36566443. The reversal of 36566413 is 31466563.

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 17791524 + 18774889 = 4218^2 + 4333^2 .

It is a cyclic number.

It is not a de Polignac number, because 36566413 - 2¹⁷ = 36435341 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 (36566443) 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, 1406388 + ... + 1406413.

It is an arithmetic number, because the mean of its divisors is an integer number (9844807).

Almost surely, 2^36566413 is an apocalyptic number.

It is an amenable number.

36566413 is a deficient number, since it is larger than the sum of its proper divisors (2812815).

36566413 is a wasteful number, since it uses less digits than its factorization.

36566413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2812814.

The product of its digits is 38880, while the sum is 34.

The square root of 36566413 is about 6047.0168678448. The cubic root of 36566413 is about 331.9154384966.

The spelling of 36566413 in words is "thirty-six million, five hundred sixty-six thousand, four hundred thirteen".