32530643 has 2 divisors, whose sum is σ = 32530644. Its totient is φ = 32530642.

The previous prime is 32530621. The next prime is 32530681. The reversal of 32530643 is 34603523.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 32530643 - 2¹² = 32526547 is a prime.

It is not a weakly prime, because it can be changed into another prime (32530613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16265321 + 16265322.

It is an arithmetic number, because the mean of its divisors is an integer number (16265322).

Almost surely, 2^32530643 is an apocalyptic number.

32530643 is a deficient number, since it is larger than the sum of its proper divisors (1).

32530643 is an equidigital number, since it uses as much as digits as its factorization.

32530643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 32530643 is about 5703.5640611814. The cubic root of 32530643 is about 319.2254804012.

The spelling of 32530643 in words is "thirty-two million, five hundred thirty thousand, six hundred forty-three".