166304252 has 6 divisors (see below), whose sum is σ = 291032448. Its totient is φ = 83152124.

The previous prime is 166304231. The next prime is 166304279. The reversal of 166304252 is 252403661.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20788028 + ... + 20788035.

It is an arithmetic number, because the mean of its divisors is an integer number (48505408).

Almost surely, 2^166304252 is an apocalyptic number.

It is an amenable number.

166304252 is a deficient number, since it is larger than the sum of its proper divisors (124728196).

166304252 is a wasteful number, since it uses less digits than its factorization.

166304252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41576067 (or 41576065 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 166304252 is about 12895.9005889469. The cubic root of 166304252 is about 549.9220297185.

The spelling of 166304252 in words is "one hundred sixty-six million, three hundred four thousand, two hundred fifty-two".