170797056 has 48 divisors (see below), whose sum is σ = 455364000. Its totient is φ = 56930304.

The previous prime is 170797051. The next prime is 170797091. The reversal of 170797056 is 650797071.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 170796999 and 170797017.

It is not an unprimeable number, because it can be changed into a prime (170797051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7756 + ... + 20043.

It is an arithmetic number, because the mean of its divisors is an integer number (9486750).

Almost surely, 2^170797056 is an apocalyptic number.

170797056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

170797056 is an abundant number, since it is smaller than the sum of its proper divisors (284566944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

170797056 is an equidigital number, since it uses as much as digits as its factorization.

170797056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27824 (or 27804 counting only the distinct ones).

The product of its (nonzero) digits is 92610, while the sum is 42.

The square root of 170797056 is about 13068.9347691386. The cubic root of 170797056 is about 554.8302443250.

The spelling of 170797056 in words is "one hundred seventy million, seven hundred ninety-seven thousand, fifty-six".