704653 has 4 divisors (see below), whose sum is σ = 741760. Its totient is φ = 667548.

The previous prime is 704647. The next prime is 704657. The reversal of 704653 is 356407.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 356407 = 31 ⋅11497.

It is a cyclic number.

It is not a de Polignac number, because 704653 - 2⁹ = 704141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (704657) 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, 18525 + ... + 18562.

It is an arithmetic number, because the mean of its divisors is an integer number (185440).

2⁷⁰⁴⁶⁵³ is an apocalyptic number.

It is an amenable number.

704653 is a deficient number, since it is larger than the sum of its proper divisors (37107).

704653 is a wasteful number, since it uses less digits than its factorization.

704653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37106.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 704653 is about 839.4361202617. The cubic root of 704653 is about 88.9867000283.

The spelling of 704653 in words is "seven hundred four thousand, six hundred fifty-three".