166475484 has 36 divisors (see below), whose sum is σ = 480929904. Its totient is φ = 47564352.

The previous prime is 166475467. The next prime is 166475497. The reversal of 166475484 is 484574661.

166475484 is a `hidden beast` number, since 1 + 66 + 47 + 548 + 4 = 666.

166475484 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 330057 + ... + 330560.

It is an arithmetic number, because the mean of its divisors is an integer number (13359164).

Almost surely, 2^166475484 is an apocalyptic number.

166475484 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

166475484 is an abundant number, since it is smaller than the sum of its proper divisors (314454420).

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

166475484 is a wasteful number, since it uses less digits than its factorization.

166475484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660634 (or 660629 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The square root of 166475484 is about 12902.5378898882. The cubic root of 166475484 is about 550.1107038868.

The spelling of 166475484 in words is "one hundred sixty-six million, four hundred seventy-five thousand, four hundred eighty-four".