36890849 has 2 divisors, whose sum is σ = 36890850. Its totient is φ = 36890848.

The previous prime is 36890831. The next prime is 36890863. The reversal of 36890849 is 94809863.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36820624 + 70225 = 6068^2 + 265^2 .

It is a cyclic number.

It is not a de Polignac number, because 36890849 - 2²⁴ = 20113633 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (36890869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18445424 + 18445425.

It is an arithmetic number, because the mean of its divisors is an integer number (18445425).

Almost surely, 2^36890849 is an apocalyptic number.

It is an amenable number.

36890849 is a deficient number, since it is larger than the sum of its proper divisors (1).

36890849 is an equidigital number, since it uses as much as digits as its factorization.

36890849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373248, while the sum is 47.

The square root of 36890849 is about 6073.7837465619. The cubic root of 36890849 is about 332.8941909382.

The spelling of 36890849 in words is "thirty-six million, eight hundred ninety thousand, eight hundred forty-nine".