166427527 has 8 divisors (see below), whose sum is σ = 190724096. Its totient is φ = 142261272.

The previous prime is 166427461. The next prime is 166427537. The reversal of 166427527 is 725724661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-166427527 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 166427527.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166427537) 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, 29823 + ... + 34960.

It is an arithmetic number, because the mean of its divisors is an integer number (23840512).

Almost surely, 2^166427527 is an apocalyptic number.

166427527 is a deficient number, since it is larger than the sum of its proper divisors (24296569).

166427527 is an equidigital number, since it uses as much as digits as its factorization.

166427527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65157.

The product of its digits is 141120, while the sum is 40.

The square root of 166427527 is about 12900.6793231984. The cubic root of 166427527 is about 550.0578749015.

The spelling of 166427527 in words is "one hundred sixty-six million, four hundred twenty-seven thousand, five hundred twenty-seven".