166074236 has 6 divisors (see below), whose sum is σ = 290629920. Its totient is φ = 83037116.

The previous prime is 166074229. The next prime is 166074247. The reversal of 166074236 is 632470661.

It is a junction number, because it is equal to n+sod(n) for n = 166074196 and 166074205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20759276 + ... + 20759283.

It is an arithmetic number, because the mean of its divisors is an integer number (48438320).

Almost surely, 2^166074236 is an apocalyptic number.

It is an amenable number.

166074236 is a deficient number, since it is larger than the sum of its proper divisors (124555684).

166074236 is a wasteful number, since it uses less digits than its factorization.

166074236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41518563 (or 41518561 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 166074236 is about 12886.9793202286. The cubic root of 166074236 is about 549.6683797054.

The spelling of 166074236 in words is "one hundred sixty-six million, seventy-four thousand, two hundred thirty-six".