704702641 has 4 divisors (see below), whose sum is σ = 706831984. Its totient is φ = 702573300.

The previous prime is 704702611. The next prime is 704702651. The reversal of 704702641 is 146207407.

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: 146207407 = 401 ⋅364607.

It is a cyclic number.

It is not a de Polignac number, because 704702641 - 2¹¹ = 704700593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (704702611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1064175 + ... + 1064836.

It is an arithmetic number, because the mean of its divisors is an integer number (176707996).

Almost surely, 2^704702641 is an apocalyptic number.

It is an amenable number.

704702641 is a deficient number, since it is larger than the sum of its proper divisors (2129343).

704702641 is a wasteful number, since it uses less digits than its factorization.

704702641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2129342.

The product of its (nonzero) digits is 9408, while the sum is 31.

The square root of 704702641 is about 26546.2359102002. The cubic root of 704702641 is about 889.8878960766.

The spelling of 704702641 in words is "seven hundred four million, seven hundred two thousand, six hundred forty-one".