171339480 has 192 divisors, whose sum is σ = 619557120. Its totient is φ = 40780800.

The previous prime is 171339439. The next prime is 171339491. The reversal of 171339480 is 84933171.

It is a happy number.

171339480 is a `hidden beast` number, since 171 + 3 + 3 + 9 + 480 = 666.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 144490 + ... + 145670.

It is an arithmetic number, because the mean of its divisors is an integer number (3226860).

Almost surely, 2^171339480 is an apocalyptic number.

171339480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 171339480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (309778560).

171339480 is an abundant number, since it is smaller than the sum of its proper divisors (448217640).

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

171339480 is a wasteful number, since it uses less digits than its factorization.

171339480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1242 (or 1235 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 171339480 is about 13089.6707368826. The cubic root of 171339480 is about 555.4169742046.

The spelling of 171339480 in words is "one hundred seventy-one million, three hundred thirty-nine thousand, four hundred eighty".