740533 has 2 divisors, whose sum is σ = 740534. Its totient is φ = 740532.

The previous prime is 740527. The next prime is 740549. The reversal of 740533 is 335047.

740533 is nontrivially palindromic in base 3.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 734449 + 6084 = 857^2 + 78^2 .

It is an emirp because it is prime and its reverse (335047) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 740533 - 2⁹ = 740021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (740513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370266 + 370267.

It is an arithmetic number, because the mean of its divisors is an integer number (370267).

2⁷⁴⁰⁵³³ is an apocalyptic number.

It is an amenable number.

740533 is a deficient number, since it is larger than the sum of its proper divisors (1).

740533 is an equidigital number, since it uses as much as digits as its factorization.

740533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260, while the sum is 22.

The square root of 740533 is about 860.5422708967. The cubic root of 740533 is about 90.4721280021.

The spelling of 740533 in words is "seven hundred forty thousand, five hundred thirty-three".