704648 has 16 divisors (see below), whose sum is σ = 1510080. Its totient is φ = 301968.

The previous prime is 704647. The next prime is 704657. The reversal of 704648 is 846407.

It is a nialpdrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 704648.

It is not an unprimeable number, because it can be changed into a prime (704647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6236 + ... + 6347.

It is an arithmetic number, because the mean of its divisors is an integer number (94380).

2⁷⁰⁴⁶⁴⁸ is an apocalyptic number.

It is an amenable number.

704648 is an abundant number, since it is smaller than the sum of its proper divisors (805432).

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

704648 is a wasteful number, since it uses less digits than its factorization.

704648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12596 (or 12592 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 704648 is about 839.4331420667. The cubic root of 704648 is about 88.9864895538.

The spelling of 704648 in words is "seven hundred four thousand, six hundred forty-eight".