740659 has 2 divisors, whose sum is σ = 740660. Its totient is φ = 740658.

The previous prime is 740653. The next prime is 740671. The reversal of 740659 is 956047.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 740659 - 2³ = 740651 is a prime.

740659 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 740659.

It is not a weakly prime, because it can be changed into another prime (740651) 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, 370329 + 370330.

It is an arithmetic number, because the mean of its divisors is an integer number (370330).

2⁷⁴⁰⁶⁵⁹ is an apocalyptic number.

740659 is a deficient number, since it is larger than the sum of its proper divisors (1).

740659 is an equidigital number, since it uses as much as digits as its factorization.

740659 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 740659 is about 860.6154774346. The cubic root of 740659 is about 90.4772589198.

The spelling of 740659 in words is "seven hundred forty thousand, six hundred fifty-nine".