732765643 has 2 divisors, whose sum is σ = 732765644. Its totient is φ = 732765642.

The previous prime is 732765641. The next prime is 732765679. The reversal of 732765643 is 346567237.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 732765643 - 2¹ = 732765641 is a prime.

It is a super-2 number, since 2×732765643² = 1073890975122406898, which contains 22 as substring.

Together with 732765641, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 732765643.

It is not a weakly prime, because it can be changed into another prime (732765641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 366382821 + 366382822.

It is an arithmetic number, because the mean of its divisors is an integer number (366382822).

Almost surely, 2^732765643 is an apocalyptic number.

732765643 is a deficient number, since it is larger than the sum of its proper divisors (1).

732765643 is an equidigital number, since it uses as much as digits as its factorization.

732765643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 635040, while the sum is 43.

The square root of 732765643 is about 27069.6443087086. The cubic root of 732765643 is about 901.5469867261.

The spelling of 732765643 in words is "seven hundred thirty-two million, seven hundred sixty-five thousand, six hundred forty-three".