704772 has 18 divisors (see below), whose sum is σ = 1781598. Its totient is φ = 234912.

The previous prime is 704771. The next prime is 704777. The reversal of 704772 is 277407.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 695556 + 9216 = 834^2 + 96^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (704771) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9753 + ... + 9824.

2⁷⁰⁴⁷⁷² is an apocalyptic number.

It is an amenable number.

704772 is an abundant number, since it is smaller than the sum of its proper divisors (1076826).

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

704772 is a wasteful number, since it uses less digits than its factorization.

704772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19587 (or 19582 counting only the distinct ones).

The product of its (nonzero) digits is 2744, while the sum is 27.

The square root of 704772 is about 839.5069981841. The cubic root of 704772 is about 88.9917090286.

The spelling of 704772 in words is "seven hundred four thousand, seven hundred seventy-two", and thus it is an iban number.