36381757 has 2 divisors, whose sum is σ = 36381758. Its totient is φ = 36381756.

The previous prime is 36381743. The next prime is 36381769. The reversal of 36381757 is 75718363.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26071236 + 10310521 = 5106^2 + 3211^2 .

It is a cyclic number.

It is not a de Polignac number, because 36381757 - 2⁷ = 36381629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36381157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18190878 + 18190879.

It is an arithmetic number, because the mean of its divisors is an integer number (18190879).

Almost surely, 2^36381757 is an apocalyptic number.

It is an amenable number.

36381757 is a deficient number, since it is larger than the sum of its proper divisors (1).

36381757 is an equidigital number, since it uses as much as digits as its factorization.

36381757 is an evil number, because the sum of its binary digits is even.

The product of its digits is 105840, while the sum is 40.

The square root of 36381757 is about 6031.7291882179. The cubic root of 36381757 is about 331.3557843228.

The spelling of 36381757 in words is "thirty-six million, three hundred eighty-one thousand, seven hundred fifty-seven".