166046928 has 80 divisors (see below), whose sum is σ = 456429120. Its totient is φ = 51867648.

The previous prime is 166046897. The next prime is 166046963. The reversal of 166046928 is 829640661.

166046928 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 166046928.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87526 + ... + 89402.

It is an arithmetic number, because the mean of its divisors is an integer number (5705364).

Almost surely, 2^166046928 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 166046928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (228214560).

166046928 is an abundant number, since it is smaller than the sum of its proper divisors (290382192).

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

166046928 is a wasteful number, since it uses less digits than its factorization.

166046928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2004 (or 1998 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 166046928 is about 12885.9197576269. The cubic root of 166046928 is about 549.6382502740.

It can be divided in two parts, 16604 and 6928, that added together give a palindrome (23532).

The spelling of 166046928 in words is "one hundred sixty-six million, forty-six thousand, nine hundred twenty-eight".