166725276 has 48 divisors (see below), whose sum is σ = 402065664. Its totient is φ = 53738496.

The previous prime is 166725271. The next prime is 166725277. The reversal of 166725276 is 672527661.

166725276 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166725271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51580 + ... + 54716.

It is an arithmetic number, because the mean of its divisors is an integer number (8376368).

Almost surely, 2^166725276 is an apocalyptic number.

It is an amenable number.

166725276 is an abundant number, since it is smaller than the sum of its proper divisors (235340388).

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

166725276 is a wasteful number, since it uses less digits than its factorization.

166725276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3290 (or 3288 counting only the distinct ones).

The product of its digits is 211680, while the sum is 42.

The square root of 166725276 is about 12912.2142175539. The cubic root of 166725276 is about 550.3857085073.

The spelling of 166725276 in words is "one hundred sixty-six million, seven hundred twenty-five thousand, two hundred seventy-six".