36425209 has 2 divisors, whose sum is σ = 36425210. Its totient is φ = 36425208.

The previous prime is 36425197. The next prime is 36425219. The reversal of 36425209 is 90252463.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26988025 + 9437184 = 5195^2 + 3072^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36425209 is a prime.

It is not a weakly prime, because it can be changed into another prime (36425219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18212604 + 18212605.

It is an arithmetic number, because the mean of its divisors is an integer number (18212605).

Almost surely, 2^36425209 is an apocalyptic number.

It is an amenable number.

36425209 is a deficient number, since it is larger than the sum of its proper divisors (1).

36425209 is an equidigital number, since it uses as much as digits as its factorization.

36425209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 36425209 is about 6035.3300655391. The cubic root of 36425209 is about 331.4876484262.

The spelling of 36425209 in words is "thirty-six million, four hundred twenty-five thousand, two hundred nine".