704272 has 10 divisors (see below), whose sum is σ = 1364558. Its totient is φ = 352128.

The previous prime is 704269. The next prime is 704279. The reversal of 704272 is 272407.

704272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 665856 + 38416 = 816^2 + 196^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (704279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21993 + ... + 22024.

2⁷⁰⁴²⁷² is an apocalyptic number.

It is an amenable number.

704272 is a deficient number, since it is larger than the sum of its proper divisors (660286).

704272 is a wasteful number, since it uses less digits than its factorization.

704272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44025 (or 44019 counting only the distinct ones).

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

The square root of 704272 is about 839.2091515230. The cubic root of 704272 is about 88.9706590147.

Adding to 704272 its reverse (272407), we get a palindrome (976679).

The spelling of 704272 in words is "seven hundred four thousand, two hundred seventy-two", and thus it is an iban number.