166293912 has 32 divisors (see below), whose sum is σ = 419777280. Its totient is φ = 54892320.

The previous prime is 166293899. The next prime is 166293923. The reversal of 166293912 is 219392661.

166293912 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 31164 + ... + 36107.

It is an arithmetic number, because the mean of its divisors is an integer number (13118040).

Almost surely, 2^166293912 is an apocalyptic number.

166293912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

166293912 is an abundant number, since it is smaller than the sum of its proper divisors (253483368).

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

166293912 is a wasteful number, since it uses less digits than its factorization.

166293912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67383 (or 67379 counting only the distinct ones).

The product of its digits is 34992, while the sum is 39.

The square root of 166293912 is about 12895.4996801210. The cubic root of 166293912 is about 549.9106323117.

The spelling of 166293912 in words is "one hundred sixty-six million, two hundred ninety-three thousand, nine hundred twelve".