536226491 has 2 divisors, whose sum is σ = 536226492. Its totient is φ = 536226490.

The previous prime is 536226463. The next prime is 536226503. The reversal of 536226491 is 194622635.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 536226491 - 2¹⁸ = 535964347 is a prime.

It is not a weakly prime, because it can be changed into another prime (536226451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268113245 + 268113246.

It is an arithmetic number, because the mean of its divisors is an integer number (268113246).

Almost surely, 2^536226491 is an apocalyptic number.

536226491 is a deficient number, since it is larger than the sum of its proper divisors (1).

536226491 is an equidigital number, since it uses as much as digits as its factorization.

536226491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 38.

The square root of 536226491 is about 23156.5647495478. The cubic root of 536226491 is about 812.4240199088.

The spelling of 536226491 in words is "five hundred thirty-six million, two hundred twenty-six thousand, four hundred ninety-one".