170427984 has 40 divisors (see below), whose sum is σ = 441153312. Its totient is φ = 56695680.

The previous prime is 170427979. The next prime is 170427989. The reversal of 170427984 is 489724071.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (170427979) and next prime (170427989).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (170427989) 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, 22687 + ... + 29249.

Almost surely, 2^170427984 is an apocalyptic number.

It is an amenable number.

170427984 is an abundant number, since it is smaller than the sum of its proper divisors (270725328).

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

170427984 is a wasteful number, since it uses less digits than its factorization.

170427984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7115 (or 7109 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 42.

The square root of 170427984 is about 13054.8069307822. The cubic root of 170427984 is about 554.4303155319.

The spelling of 170427984 in words is "one hundred seventy million, four hundred twenty-seven thousand, nine hundred eighty-four".