166654122 has 8 divisors (see below), whose sum is σ = 333308256. Its totient is φ = 55551372.

The previous prime is 166654091. The next prime is 166654129. The reversal of 166654122 is 221456661.

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

166654122 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (166654129) 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, 13887838 + ... + 13887849.

It is an arithmetic number, because the mean of its divisors is an integer number (41663532).

Almost surely, 2^166654122 is an apocalyptic number.

166654122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

166654122 is a wasteful number, since it uses less digits than its factorization.

166654122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27775692.

The product of its digits is 17280, while the sum is 33.

The square root of 166654122 is about 12909.4586253646. The cubic root of 166654122 is about 550.3074006104.

The spelling of 166654122 in words is "one hundred sixty-six million, six hundred fifty-four thousand, one hundred twenty-two".