741665 has 16 divisors (see below), whose sum is σ = 966720. Its totient is φ = 544320.

The previous prime is 741661. The next prime is 741667. The reversal of 741665 is 566147.

It is not a de Polignac number, because 741665 - 2² = 741661 is a prime.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (741661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3410 + ... + 3620.

It is an arithmetic number, because the mean of its divisors is an integer number (60420).

2⁷⁴¹⁶⁶⁵ is an apocalyptic number.

It is an amenable number.

741665 is a deficient number, since it is larger than the sum of its proper divisors (225055).

741665 is a wasteful number, since it uses less digits than its factorization.

741665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272.

The product of its digits is 5040, while the sum is 29.

The square root of 741665 is about 861.1997445425. The cubic root of 741665 is about 90.5182039630.

The spelling of 741665 in words is "seven hundred forty-one thousand, six hundred sixty-five".