170473028 has 18 divisors (see below), whose sum is σ = 327914958. Its totient is φ = 77487520.

The previous prime is 170473021. The next prime is 170473067. The reversal of 170473028 is 820374071.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 141657604 + 28815424 = 11902^2 + 5368^2 .

It is a super-2 number, since 2×170473028² = 58122106550977568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 170472985 and 170473003.

It is not an unprimeable number, because it can be changed into a prime (170473021) 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 5 ways as a sum of consecutive naturals, for example, 175625 + ... + 176592.

Almost surely, 2^170473028 is an apocalyptic number.

It is an amenable number.

170473028 is a deficient number, since it is larger than the sum of its proper divisors (157441930).

170473028 is a wasteful number, since it uses less digits than its factorization.

170473028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352243 (or 352230 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 170473028 is about 13056.5320050923. The cubic root of 170473028 is about 554.4791564141.

The spelling of 170473028 in words is "one hundred seventy million, four hundred seventy-three thousand, twenty-eight".