706321328 has 20 divisors (see below), whose sum is σ = 1375594248. Its totient is φ = 351329280.

The previous prime is 706321313. The next prime is 706321337. The reversal of 706321328 is 823123607.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 706321294 and 706321303.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111278 + ... + 117453.

Almost surely, 2^706321328 is an apocalyptic number.

It is an amenable number.

706321328 is a deficient number, since it is larger than the sum of its proper divisors (669272920).

706321328 is a wasteful number, since it uses less digits than its factorization.

706321328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228932 (or 228926 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 706321328 is about 26576.7064927165. The cubic root of 706321328 is about 890.5687262575.

The spelling of 706321328 in words is "seven hundred six million, three hundred twenty-one thousand, three hundred twenty-eight".