782073343 has 2 divisors, whose sum is σ = 782073344. Its totient is φ = 782073342.

The previous prime is 782073337. The next prime is 782073367. The reversal of 782073343 is 343370287.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 782073343 - 2⁹ = 782072831 is a prime.

It is a super-2 number, since 2×782073343² = 1223277427662391298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (782073323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 391036671 + 391036672.

It is an arithmetic number, because the mean of its divisors is an integer number (391036672).

Almost surely, 2^782073343 is an apocalyptic number.

782073343 is a deficient number, since it is larger than the sum of its proper divisors (1).

782073343 is an equidigital number, since it uses as much as digits as its factorization.

782073343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 37.

The square root of 782073343 is about 27965.5742476353. The cubic root of 782073343 is about 921.3313046996.

The spelling of 782073343 in words is "seven hundred eighty-two million, seventy-three thousand, three hundred forty-three".