740705 has 8 divisors (see below), whose sum is σ = 1015872. Its totient is φ = 507888.

The previous prime is 740693. The next prime is 740711. The reversal of 740705 is 507047.

It is a happy number.

740705 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-740705 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10547 + ... + 10616.

It is an arithmetic number, because the mean of its divisors is an integer number (126984).

2⁷⁴⁰⁷⁰⁵ is an apocalyptic number.

It is an amenable number.

740705 is a deficient number, since it is larger than the sum of its proper divisors (275167).

740705 is a wasteful number, since it uses less digits than its factorization.

740705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21175.

The product of its (nonzero) digits is 980, while the sum is 23.

The square root of 740705 is about 860.6422020794. The cubic root of 740705 is about 90.4791319670.

The spelling of 740705 in words is "seven hundred forty thousand, seven hundred five".