166122276 has 24 divisors (see below), whose sum is σ = 393974784. Its totient is φ = 54466080.

The previous prime is 166122269. The next prime is 166122293. The reversal of 166122276 is 672221661.

166122276 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×166122276² = 55193221166840352, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112740 + ... + 114203.

It is an arithmetic number, because the mean of its divisors is an integer number (16415616).

Almost surely, 2^166122276 is an apocalyptic number.

It is an amenable number.

166122276 is an abundant number, since it is smaller than the sum of its proper divisors (227852508).

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

166122276 is a wasteful number, since it uses less digits than its factorization.

166122276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227011 (or 227009 counting only the distinct ones).

The product of its digits is 12096, while the sum is 33.

The square root of 166122276 is about 12888.8430822941. The cubic root of 166122276 is about 549.7213751285.

The spelling of 166122276 in words is "one hundred sixty-six million, one hundred twenty-two thousand, two hundred seventy-six".