532544491 has 2 divisors, whose sum is σ = 532544492. Its totient is φ = 532544490.

The previous prime is 532544447. The next prime is 532544543. The reversal of 532544491 is 194445235.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 532544491 - 2¹³ = 532536299 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 532544491.

It is not a weakly prime, because it can be changed into another prime (532544891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266272245 + 266272246.

It is an arithmetic number, because the mean of its divisors is an integer number (266272246).

Almost surely, 2^532544491 is an apocalyptic number.

532544491 is a deficient number, since it is larger than the sum of its proper divisors (1).

532544491 is an equidigital number, since it uses as much as digits as its factorization.

532544491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 86400, while the sum is 37.

The square root of 532544491 is about 23076.9255101281. The cubic root of 532544491 is about 810.5602439222.

The spelling of 532544491 in words is "five hundred thirty-two million, five hundred forty-four thousand, four hundred ninety-one".