166410444 has 24 divisors (see below), whose sum is σ = 394873920. Its totient is φ = 54529744.

The previous prime is 166410437. The next prime is 166410463. The reversal of 166410444 is 444014661.

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, 116814 + ... + 118229.

It is an arithmetic number, because the mean of its divisors is an integer number (16453080).

Almost surely, 2^166410444 is an apocalyptic number.

It is an amenable number.

166410444 is an abundant number, since it is smaller than the sum of its proper divisors (228463476).

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

166410444 is a wasteful number, since it uses less digits than its factorization.

166410444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235109 (or 235107 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 166410444 is about 12900.0172092908. The cubic root of 166410444 is about 550.0390539761.

The spelling of 166410444 in words is "one hundred sixty-six million, four hundred ten thousand, four hundred forty-four".