166527270 has 96 divisors (see below), whose sum is σ = 532913472. Its totient is φ = 35133696.

The previous prime is 166527259. The next prime is 166527271. The reversal of 166527270 is 72725661.

166527270 is a `hidden beast` number, since 1 + 66 + 527 + 2 + 70 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166527271) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1977 + ... + 18356.

It is an arithmetic number, because the mean of its divisors is an integer number (5551182).

Almost surely, 2^166527270 is an apocalyptic number.

166527270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 166527270, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (266456736).

166527270 is an abundant number, since it is smaller than the sum of its proper divisors (366386202).

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

166527270 is a wasteful number, since it uses less digits than its factorization.

166527270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20366 (or 20363 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 166527270 is about 12904.5445483365. The cubic root of 166527270 is about 550.1677394711.

The spelling of 166527270 in words is "one hundred sixty-six million, five hundred twenty-seven thousand, two hundred seventy".