704671 has 12 divisors (see below), whose sum is σ = 812520. Its totient is φ = 605360.

The previous prime is 704663. The next prime is 704681. The reversal of 704671 is 176407.

704671 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 704671 - 2³ = 704663 is a prime.

It is a super-2 number, since 2×704671² = 993122436482, which contains 22 as substring.

It is a Duffinian number.

704671 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (704681) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14970 + ... + 15016.

It is an arithmetic number, because the mean of its divisors is an integer number (67710).

2⁷⁰⁴⁶⁷¹ is an apocalyptic number.

704671 is a deficient number, since it is larger than the sum of its proper divisors (107849).

704671 is a wasteful number, since it uses less digits than its factorization.

704671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134 (or 87 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 25.

The square root of 704671 is about 839.4468416761. The cubic root of 704671 is about 88.9874577284.

It can be divided in two parts, 7046 and 71, that added together give a palindrome (7117).

The spelling of 704671 in words is "seven hundred four thousand, six hundred seventy-one".