36422389 has 2 divisors, whose sum is σ = 36422390. Its totient is φ = 36422388.

The previous prime is 36422387. The next prime is 36422417. The reversal of 36422389 is 98322463.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33062500 + 3359889 = 5750^2 + 1833^2 .

It is an emirp because it is prime and its reverse (98322463) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36422389 - 2¹ = 36422387 is a prime.

Together with 36422387, 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 (36422387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18211194 + 18211195.

It is an arithmetic number, because the mean of its divisors is an integer number (18211195).

Almost surely, 2^36422389 is an apocalyptic number.

It is an amenable number.

36422389 is a deficient number, since it is larger than the sum of its proper divisors (1).

36422389 is an equidigital number, since it uses as much as digits as its factorization.

36422389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 37.

The square root of 36422389 is about 6035.0964366777. The cubic root of 36422389 is about 331.4790937345.

The spelling of 36422389 in words is "thirty-six million, four hundred twenty-two thousand, three hundred eighty-nine".