706190728 has 16 divisors (see below), whose sum is σ = 1324800000. Its totient is φ = 352910736.

The previous prime is 706190711. The next prime is 706190731. The reversal of 706190728 is 827091607.

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, 6088 + ... + 38071.

It is an arithmetic number, because the mean of its divisors is an integer number (82800000).

Almost surely, 2^706190728 is an apocalyptic number.

It is an amenable number.

706190728 is a deficient number, since it is larger than the sum of its proper divisors (618609272).

706190728 is a wasteful number, since it uses less digits than its factorization.

706190728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46164 (or 46160 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 40.

The square root of 706190728 is about 26574.2493402918. The cubic root of 706190728 is about 890.5138336563.

The spelling of 706190728 in words is "seven hundred six million, one hundred ninety thousand, seven hundred twenty-eight".