704109 has 8 divisors (see below), whose sum is σ = 1072960. Its totient is φ = 402336.

The previous prime is 704101. The next prime is 704111. The reversal of 704109 is 901407.

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

It is not a de Polignac number, because 704109 - 2³ = 704101 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 33529 = 704109 / (7 + 0 + 4 + 1 + 0 + 9).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (704101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16744 + ... + 16785.

It is an arithmetic number, because the mean of its divisors is an integer number (134120).

2⁷⁰⁴¹⁰⁹ is an apocalyptic number.

It is an amenable number.

704109 is a deficient number, since it is larger than the sum of its proper divisors (368851).

704109 is a wasteful number, since it uses less digits than its factorization.

704109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33539.

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 704109 is about 839.1120306610. The cubic root of 704109 is about 88.9637945569.

The spelling of 704109 in words is "seven hundred four thousand, one hundred nine".