704895421 has 8 divisors (see below), whose sum is σ = 774256320. Its totient is φ = 638760672.

The previous prime is 704895419. The next prime is 704895437. The reversal of 704895421 is 124598407.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 704895421 - 2¹ = 704895419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (704895461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 806080 + ... + 806953.

It is an arithmetic number, because the mean of its divisors is an integer number (96782040).

Almost surely, 2^704895421 is an apocalyptic number.

It is an amenable number.

704895421 is a deficient number, since it is larger than the sum of its proper divisors (69360899).

704895421 is a wasteful number, since it uses less digits than its factorization.

704895421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1613075.

The product of its (nonzero) digits is 80640, while the sum is 40.

The square root of 704895421 is about 26549.8666851644. The cubic root of 704895421 is about 889.9690352397.

The spelling of 704895421 in words is "seven hundred four million, eight hundred ninety-five thousand, four hundred twenty-one".