704123 has 16 divisors (see below), whose sum is σ = 874944. Its totient is φ = 552960.

The previous prime is 704117. The next prime is 704131. The reversal of 704123 is 321407.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 704123 - 2⁶ = 704059 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (704153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7211 + ... + 7307.

It is an arithmetic number, because the mean of its divisors is an integer number (54684).

2⁷⁰⁴¹²³ is an apocalyptic number.

704123 is a deficient number, since it is larger than the sum of its proper divisors (170821).

704123 is a wasteful number, since it uses less digits than its factorization.

704123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 704123 is about 839.1203727714. The cubic root of 704123 is about 88.9643841838.

The spelling of 704123 in words is "seven hundred four thousand, one hundred twenty-three", and thus it is an iban number.