36008381 has 2 divisors, whose sum is σ = 36008382. Its totient is φ = 36008380.

The previous prime is 36008353. The next prime is 36008387. The reversal of 36008381 is 18380063.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19272100 + 16736281 = 4390^2 + 4091^2 .

It is a cyclic number.

It is not a de Polignac number, because 36008381 - 2¹⁴ = 35991997 is a prime.

It is a super-2 number, since 2×36008381² = 2593207004482322, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36008387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18004190 + 18004191.

It is an arithmetic number, because the mean of its divisors is an integer number (18004191).

Almost surely, 2^36008381 is an apocalyptic number.

It is an amenable number.

36008381 is a deficient number, since it is larger than the sum of its proper divisors (1).

36008381 is an equidigital number, since it uses as much as digits as its factorization.

36008381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 36008381 is about 6000.6983760226. The cubic root of 36008381 is about 330.2183464682.

The spelling of 36008381 in words is "thirty-six million, eight thousand, three hundred eighty-one".