704661 has 8 divisors (see below), whose sum is σ = 969984. Its totient is φ = 454560.

The previous prime is 704657. The next prime is 704663. The reversal of 704661 is 166407.

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

It is not a de Polignac number, because 704661 - 2² = 704657 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 704661.

It is not an unprimeable number, because it can be changed into a prime (704663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3696 + ... + 3881.

It is an arithmetic number, because the mean of its divisors is an integer number (121248).

2⁷⁰⁴⁶⁶¹ is an apocalyptic number.

It is an amenable number.

704661 is a deficient number, since it is larger than the sum of its proper divisors (265323).

704661 is a wasteful number, since it uses less digits than its factorization.

704661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7611.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 704661 is about 839.4408853517. The cubic root of 704661 is about 88.9870367855.

The spelling of 704661 in words is "seven hundred four thousand, six hundred sixty-one".