36322261 has 2 divisors, whose sum is σ = 36322262. Its totient is φ = 36322260.

The previous prime is 36322259. The next prime is 36322277. The reversal of 36322261 is 16222363.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32421636 + 3900625 = 5694^2 + 1975^2 .

It is a cyclic number.

It is not a de Polignac number, because 36322261 - 2¹ = 36322259 is a prime.

Together with 36322259, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36322291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18161130 + 18161131.

It is an arithmetic number, because the mean of its divisors is an integer number (18161131).

Almost surely, 2^36322261 is an apocalyptic number.

It is an amenable number.

36322261 is a deficient number, since it is larger than the sum of its proper divisors (1).

36322261 is an equidigital number, since it uses as much as digits as its factorization.

36322261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 25.

The square root of 36322261 is about 6026.7952512094. The cubic root of 36322261 is about 331.1750609640.

The spelling of 36322261 in words is "thirty-six million, three hundred twenty-two thousand, two hundred sixty-one".