704311 has 6 divisors (see below), whose sum is σ = 743712. Its totient is φ = 666900.

The previous prime is 704309. The next prime is 704321. The reversal of 704311 is 113407.

It is not a de Polignac number, because 704311 - 2¹ = 704309 is a prime.

It is a Duffinian number.

704311 is a lucky number.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (704321) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 615 + ... + 1336.

It is an arithmetic number, because the mean of its divisors is an integer number (123952).

2⁷⁰⁴³¹¹ is an apocalyptic number.

704311 is a deficient number, since it is larger than the sum of its proper divisors (39401).

704311 is a wasteful number, since it uses less digits than its factorization.

704311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1989 (or 1970 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 704311 is about 839.2323873636. The cubic root of 704311 is about 88.9723012740.

Adding to 704311 its reverse (113407), we get a palindrome (817718).

The spelling of 704311 in words is "seven hundred four thousand, three hundred eleven", and thus it is an iban number.