939168146 has 32 divisors (see below), whose sum is σ = 1622125440. Its totient is φ = 399484800.

The previous prime is 939168143. The next prime is 939168169. The reversal of 939168146 is 641861939.

It is a super-2 number, since 2×939168146² = 1764073612922154632, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 939168146.

It is not an unprimeable number, because it can be changed into a prime (939168143) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 1802366 + ... + 1802886.

It is an arithmetic number, because the mean of its divisors is an integer number (50691420).

Almost surely, 2^939168146 is an apocalyptic number.

939168146 is a deficient number, since it is larger than the sum of its proper divisors (682957294).

939168146 is a wasteful number, since it uses less digits than its factorization.

939168146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250.

The product of its digits is 279936, while the sum is 47.

The square root of 939168146 is about 30645.8503879400. The cubic root of 939168146 is about 979.2970615116.

The spelling of 939168146 in words is "nine hundred thirty-nine million, one hundred sixty-eight thousand, one hundred forty-six".