532189631 has 2 divisors, whose sum is σ = 532189632. Its totient is φ = 532189630.

The previous prime is 532189579. The next prime is 532189649. The reversal of 532189631 is 136981235.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 532189631 - 2²² = 527995327 is a prime.

It is a super-2 number, since 2×532189631² = 566451606687832322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (532185631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266094815 + 266094816.

It is an arithmetic number, because the mean of its divisors is an integer number (266094816).

Almost surely, 2^532189631 is an apocalyptic number.

532189631 is a deficient number, since it is larger than the sum of its proper divisors (1).

532189631 is an equidigital number, since it uses as much as digits as its factorization.

532189631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 38.

The square root of 532189631 is about 23069.2355963521. The cubic root of 532189631 is about 810.3801654968.

The spelling of 532189631 in words is "five hundred thirty-two million, one hundred eighty-nine thousand, six hundred thirty-one".