166504832 has 64 divisors (see below), whose sum is σ = 364996800. Its totient is φ = 75177984.

The previous prime is 166504787. The next prime is 166504841. The reversal of 166504832 is 238405661.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 166504792 and 166504801.

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, 77144 + ... + 79272.

It is an arithmetic number, because the mean of its divisors is an integer number (5703075).

Almost surely, 2^166504832 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 166504832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182498400).

166504832 is an abundant number, since it is smaller than the sum of its proper divisors (198491968).

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

166504832 is a wasteful number, since it uses less digits than its factorization.

166504832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2203 (or 2191 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 166504832 is about 12903.6751354023. The cubic root of 166504832 is about 550.1430283668.

The spelling of 166504832 in words is "one hundred sixty-six million, five hundred four thousand, eight hundred thirty-two".