704347 has 4 divisors (see below), whose sum is σ = 804976. Its totient is φ = 603720.

The previous prime is 704321. The next prime is 704357. The reversal of 704347 is 743407.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 704347 - 2⁷ = 704219 is a prime.

It is a super-2 number, since 2×704347² = 992209392818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (704357) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50304 + ... + 50317.

It is an arithmetic number, because the mean of its divisors is an integer number (201244).

2⁷⁰⁴³⁴⁷ is an apocalyptic number.

704347 is a deficient number, since it is larger than the sum of its proper divisors (100629).

704347 is a wasteful number, since it uses less digits than its factorization.

704347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100628.

The product of its (nonzero) digits is 2352, while the sum is 25.

The square root of 704347 is about 839.2538352608. The cubic root of 704347 is about 88.9738171518.

Subtracting 704347 from its reverse (743407), we obtain a triangular number (39060 = T₂₇₉).

The spelling of 704347 in words is "seven hundred four thousand, three hundred forty-seven", and thus it is an iban number.