170334489 has 16 divisors (see below), whose sum is σ = 246056832. Its totient is φ = 104189568.

The previous prime is 170334473. The next prime is 170334497. The reversal of 170334489 is 984433071.

It is not a de Polignac number, because 170334489 - 2⁴ = 170334473 is a prime.

It is a super-2 number, since 2×170334489² = 58027676285782242, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (170334089) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6564 + ... + 19589.

It is an arithmetic number, because the mean of its divisors is an integer number (15378552).

Almost surely, 2^170334489 is an apocalyptic number.

It is an amenable number.

170334489 is a deficient number, since it is larger than the sum of its proper divisors (75722343).

170334489 is a wasteful number, since it uses less digits than its factorization.

170334489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26336.

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 170334489 is about 13051.2255746347. The cubic root of 170334489 is about 554.3289121062.

The spelling of 170334489 in words is "one hundred seventy million, three hundred thirty-four thousand, four hundred eighty-nine".