740310323 has 2 divisors, whose sum is σ = 740310324. Its totient is φ = 740310322.

The previous prime is 740310299. The next prime is 740310341. The reversal of 740310323 is 323013047.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 740310323 - 2¹² = 740306227 is a prime.

It is not a weakly prime, because it can be changed into another prime (740310353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370155161 + 370155162.

It is an arithmetic number, because the mean of its divisors is an integer number (370155162).

Almost surely, 2^740310323 is an apocalyptic number.

740310323 is a deficient number, since it is larger than the sum of its proper divisors (1).

740310323 is an equidigital number, since it uses as much as digits as its factorization.

740310323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 740310323 is about 27208.6442697904. The cubic root of 740310323 is about 904.6305882188.

The spelling of 740310323 in words is "seven hundred forty million, three hundred ten thousand, three hundred twenty-three".