740893 has 2 divisors, whose sum is σ = 740894. Its totient is φ = 740892.

The previous prime is 740891. The next prime is 740897. The reversal of 740893 is 398047.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 544644 + 196249 = 738^2 + 443^2 .

It is a cyclic number.

It is not a de Polignac number, because 740893 - 2¹ = 740891 is a prime.

Together with 740891, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (740891) 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, 370446 + 370447.

It is an arithmetic number, because the mean of its divisors is an integer number (370447).

2⁷⁴⁰⁸⁹³ is an apocalyptic number.

It is an amenable number.

740893 is a deficient number, since it is larger than the sum of its proper divisors (1).

740893 is an equidigital number, since it uses as much as digits as its factorization.

740893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 740893 is about 860.7514159152. The cubic root of 740893 is about 90.4867862233.

The spelling of 740893 in words is "seven hundred forty thousand, eight hundred ninety-three".