166364033 has 16 divisors (see below), whose sum is σ = 186337536. Its totient is φ = 147223440.

The previous prime is 166364027. The next prime is 166364047. The reversal of 166364033 is 330463661.

It is a cyclic number.

It is not a de Polignac number, because 166364033 - 2⁴ = 166364017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (166364053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 258410 + ... + 259052.

It is an arithmetic number, because the mean of its divisors is an integer number (11646096).

Almost surely, 2^166364033 is an apocalyptic number.

It is an amenable number.

166364033 is a deficient number, since it is larger than the sum of its proper divisors (19973503).

166364033 is a wasteful number, since it uses less digits than its factorization.

166364033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1244.

The product of its (nonzero) digits is 23328, while the sum is 32.

The square root of 166364033 is about 12898.2182102801. The cubic root of 166364033 is about 549.9879148860.

The spelling of 166364033 in words is "one hundred sixty-six million, three hundred sixty-four thousand, thirty-three".