36197897 has 2 divisors, whose sum is σ = 36197898. Its totient is φ = 36197896.

The previous prime is 36197893. The next prime is 36197923. The reversal of 36197897 is 79879163.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35331136 + 866761 = 5944^2 + 931^2 .

It is a cyclic number.

It is not a de Polignac number, because 36197897 - 2² = 36197893 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (36197891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18098948 + 18098949.

It is an arithmetic number, because the mean of its divisors is an integer number (18098949).

Almost surely, 2^36197897 is an apocalyptic number.

It is an amenable number.

36197897 is a deficient number, since it is larger than the sum of its proper divisors (1).

36197897 is an equidigital number, since it uses as much as digits as its factorization.

36197897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 571536, while the sum is 50.

The square root of 36197897 is about 6016.4688148448. The cubic root of 36197897 is about 330.7966580258.

The spelling of 36197897 in words is "thirty-six million, one hundred ninety-seven thousand, eight hundred ninety-seven".