166260562 has 8 divisors (see below), whose sum is σ = 268574796. Its totient is φ = 76735632.

The previous prime is 166260557. The next prime is 166260569. The reversal of 166260562 is 265062661.

It can be written as a sum of positive squares in 2 ways, for example, as 119049921 + 47210641 = 10911^2 + 6871^2 .

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

It is not an unprimeable number, because it can be changed into a prime (166260569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3197293 + ... + 3197344.

Almost surely, 2^166260562 is an apocalyptic number.

166260562 is a deficient number, since it is larger than the sum of its proper divisors (102314234).

166260562 is a wasteful number, since it uses less digits than its factorization.

166260562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6394652.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 166260562 is about 12894.2065285150. The cubic root of 166260562 is about 549.8738685972.

The spelling of 166260562 in words is "one hundred sixty-six million, two hundred sixty thousand, five hundred sixty-two".