740323 has 2 divisors, whose sum is σ = 740324. Its totient is φ = 740322.

The previous prime is 740321. The next prime is 740329. The reversal of 740323 is 323047.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 740323 - 2¹ = 740321 is a prime.

Together with 740321, 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 740323.

It is not a weakly prime, because it can be changed into another prime (740321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370161 + 370162.

It is an arithmetic number, because the mean of its divisors is an integer number (370162).

2⁷⁴⁰³²³ is an apocalyptic number.

740323 is a deficient number, since it is larger than the sum of its proper divisors (1).

740323 is an equidigital number, since it uses as much as digits as its factorization.

740323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 19.

The square root of 740323 is about 860.4202461588. The cubic root of 740323 is about 90.4635751791.

The spelling of 740323 in words is "seven hundred forty thousand, three hundred twenty-three", and thus it is an iban number.