166022633 has 16 divisors (see below), whose sum is σ = 194908800. Its totient is φ = 141352848.

The previous prime is 166022617. The next prime is 166022641. The reversal of 166022633 is 336220661.

It is not a de Polignac number, because 166022633 - 2⁴ = 166022617 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 166022596 and 166022605.

It is not an unprimeable number, because it can be changed into a prime (166022693) 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, 52310 + ... + 55392.

It is an arithmetic number, because the mean of its divisors is an integer number (12181800).

Almost surely, 2^166022633 is an apocalyptic number.

It is an amenable number.

166022633 is a deficient number, since it is larger than the sum of its proper divisors (28886167).

166022633 is an equidigital number, since it uses as much as digits as its factorization.

166022633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3261 (or 3247 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 166022633 is about 12884.9770275309. The cubic root of 166022633 is about 549.6114423653.

The spelling of 166022633 in words is "one hundred sixty-six million, twenty-two thousand, six hundred thirty-three".