536788381 has 2 divisors, whose sum is σ = 536788382. Its totient is φ = 536788380.

The previous prime is 536788337. The next prime is 536788387. The reversal of 536788381 is 183887635.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 471324100 + 65464281 = 21710^2 + 8091^2 .

It is a cyclic number.

It is not a de Polignac number, because 536788381 - 2⁷ = 536788253 is a prime.

It is a super-2 number, since 2×536788381² = 576283531953202322, 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 (536788387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268394190 + 268394191.

It is an arithmetic number, because the mean of its divisors is an integer number (268394191).

Almost surely, 2^536788381 is an apocalyptic number.

It is an amenable number.

536788381 is a deficient number, since it is larger than the sum of its proper divisors (1).

536788381 is an equidigital number, since it uses as much as digits as its factorization.

536788381 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 967680, while the sum is 49.

The square root of 536788381 is about 23168.6939856350. The cubic root of 536788381 is about 812.7076895808.

The spelling of 536788381 in words is "five hundred thirty-six million, seven hundred eighty-eight thousand, three hundred eighty-one".