167271660 has 108 divisors (see below), whose sum is σ = 524828304. Its totient is φ = 43122240.

The previous prime is 167271607. The next prime is 167271683. The reversal of 167271660 is 66172761.

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

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

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 172497 + ... + 173463.

Almost surely, 2^167271660 is an apocalyptic number.

167271660 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 167271660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (262414152).

167271660 is an abundant number, since it is smaller than the sum of its proper divisors (357556644).

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

167271660 is a wasteful number, since it uses less digits than its factorization.

167271660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044 (or 1008 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

The square root of 167271660 is about 12933.3545532472. The cubic root of 167271660 is about 550.9862853867.

The spelling of 167271660 in words is "one hundred sixty-seven million, two hundred seventy-one thousand, six hundred sixty".