36249637 has 2 divisors, whose sum is σ = 36249638. Its totient is φ = 36249636.

The previous prime is 36249581. The next prime is 36249649. The reversal of 36249637 is 73694263.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33942276 + 2307361 = 5826^2 + 1519^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36249637 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 36249637.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36249937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18124818 + 18124819.

It is an arithmetic number, because the mean of its divisors is an integer number (18124819).

Almost surely, 2^36249637 is an apocalyptic number.

It is an amenable number.

36249637 is a deficient number, since it is larger than the sum of its proper divisors (1).

36249637 is an equidigital number, since it uses as much as digits as its factorization.

36249637 is an evil number, because the sum of its binary digits is even.

The product of its digits is 163296, while the sum is 40.

The square root of 36249637 is about 6020.7671438115. The cubic root of 36249637 is about 330.9541926917.

The spelling of 36249637 in words is "thirty-six million, two hundred forty-nine thousand, six hundred thirty-seven".