704487 has 8 divisors (see below), whose sum is σ = 1073536. Its totient is φ = 402552.

The previous prime is 704477. The next prime is 704507. The reversal of 704487 is 784407.

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

It is not a de Polignac number, because 704487 - 2¹⁰ = 703463 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (704447) 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, 16753 + ... + 16794.

It is an arithmetic number, because the mean of its divisors is an integer number (134192).

2⁷⁰⁴⁴⁸⁷ is an apocalyptic number.

704487 is a deficient number, since it is larger than the sum of its proper divisors (369049).

704487 is a wasteful number, since it uses less digits than its factorization.

704487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33557.

The product of its (nonzero) digits is 6272, while the sum is 30.

The square root of 704487 is about 839.3372385400. The cubic root of 704487 is about 88.9797117413.

The spelling of 704487 in words is "seven hundred four thousand, four hundred eighty-seven".