704740 has 24 divisors (see below), whose sum is σ = 1495872. Its totient is φ = 278880.

The previous prime is 704731. The next prime is 704747. The reversal of 704740 is 47407.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (704747) by changing a digit.

704740 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3235 + ... + 3445.

It is an arithmetic number, because the mean of its divisors is an integer number (62328).

2⁷⁰⁴⁷⁴⁰ is an apocalyptic number.

It is an amenable number.

704740 is an abundant number, since it is smaller than the sum of its proper divisors (791132).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

704740 is a wasteful number, since it uses less digits than its factorization.

704740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387 (or 385 counting only the distinct ones).

The product of its (nonzero) digits is 784, while the sum is 22.

The square root of 704740 is about 839.4879391629. The cubic root of 704740 is about 88.9903621260.

It can be divided in two parts, 704 and 740, that added together give a square (1444 = 38²).

The spelling of 704740 in words is "seven hundred four thousand, seven hundred forty", and thus it is an iban number.