166371792 has 80 divisors (see below), whose sum is σ = 469827072. Its totient is φ = 50503680.

The previous prime is 166371763. The next prime is 166371833. The reversal of 166371792 is 297173661.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22008 + ... + 28584.

Almost surely, 2^166371792 is an apocalyptic number.

166371792 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 166371792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (234913536).

166371792 is an abundant number, since it is smaller than the sum of its proper divisors (303455280).

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

166371792 is a wasteful number, since it uses less digits than its factorization.

166371792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6636 (or 6630 counting only the distinct ones).

The product of its digits is 95256, while the sum is 42.

The square root of 166371792 is about 12898.5189847517. The cubic root of 166371792 is about 549.9964649911.

The spelling of 166371792 in words is "one hundred sixty-six million, three hundred seventy-one thousand, seven hundred ninety-two".