704923 has 4 divisors (see below), whose sum is σ = 706768. Its totient is φ = 703080.

The previous prime is 704897. The next prime is 704929. The reversal of 704923 is 329407.

704923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 329407 = 13 ⋅25339.

It is a cyclic number.

It is not a de Polignac number, because 704923 - 2¹⁷ = 573851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (704929) 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, 111 + ... + 1192.

It is an arithmetic number, because the mean of its divisors is an integer number (176692).

2⁷⁰⁴⁹²³ is an apocalyptic number.

704923 is a deficient number, since it is larger than the sum of its proper divisors (1845).

704923 is a wasteful number, since it uses less digits than its factorization.

704923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1844.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 704923 is about 839.5969271025. The cubic root of 704923 is about 88.9980641754.

The spelling of 704923 in words is "seven hundred four thousand, nine hundred twenty-three".