166335432 has 16 divisors (see below), whose sum is σ = 415838640. Its totient is φ = 55445136.

The previous prime is 166335431. The next prime is 166335437. The reversal of 166335432 is 234533661.

It is a junction number, because it is equal to n+sod(n) for n = 166335393 and 166335402.

It is not an unprimeable number, because it can be changed into a prime (166335431) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3465298 + ... + 3465345.

It is an arithmetic number, because the mean of its divisors is an integer number (25989915).

Almost surely, 2^166335432 is an apocalyptic number.

166335432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

166335432 is an abundant number, since it is smaller than the sum of its proper divisors (249503208).

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

166335432 is a wasteful number, since it uses less digits than its factorization.

166335432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6930652 (or 6930648 counting only the distinct ones).

The product of its digits is 38880, while the sum is 33.

The square root of 166335432 is about 12897.1094435924. The cubic root of 166335432 is about 549.9563954411.

The spelling of 166335432 in words is "one hundred sixty-six million, three hundred thirty-five thousand, four hundred thirty-two".