704744 has 8 divisors (see below), whose sum is σ = 1321410. Its totient is φ = 352368.

The previous prime is 704731. The next prime is 704747. The reversal of 704744 is 447407.

It can be written as a sum of positive squares in only one way, i.e., 702244 + 2500 = 838^2 + 50^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44039 + ... + 44054.

2⁷⁰⁴⁷⁴⁴ is an apocalyptic number.

It is an amenable number.

704744 is a deficient number, since it is larger than the sum of its proper divisors (616666).

704744 is a wasteful number, since it uses less digits than its factorization.

704744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88099 (or 88095 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 26.

The square root of 704744 is about 839.4903215642. The cubic root of 704744 is about 88.9905304910.

It can be divided in two parts, 704 and 744, that multiplied together give a triangular number (523776 = T₁₀₂₃).

The spelling of 704744 in words is "seven hundred four thousand, seven hundred forty-four", and thus it is an iban number.