36009937 has 4 divisors (see below), whose sum is σ = 36023476. Its totient is φ = 35996400.

The previous prime is 36009907. The next prime is 36009977. The reversal of 36009937 is 73990063.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 73990063 = 7 ⋅10570009.

It can be written as a sum of positive squares in 2 ways, for example, as 17338896 + 18671041 = 4164^2 + 4321^2 .

It is a cyclic number.

It is not a de Polignac number, because 36009937 - 2¹⁵ = 35977169 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 36009896 and 36009905.

It is not an unprimeable number, because it can be changed into a prime (36009907) 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, 1314 + ... + 8587.

It is an arithmetic number, because the mean of its divisors is an integer number (9005869).

Almost surely, 2^36009937 is an apocalyptic number.

It is an amenable number.

36009937 is a deficient number, since it is larger than the sum of its proper divisors (13539).

36009937 is an equidigital number, since it uses as much as digits as its factorization.

36009937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13538.

The product of its (nonzero) digits is 30618, while the sum is 37.

The square root of 36009937 is about 6000.8280261977. The cubic root of 36009937 is about 330.2231028826.

The spelling of 36009937 in words is "thirty-six million, nine thousand, nine hundred thirty-seven".