3001645172 has 6 divisors (see below), whose sum is σ = 5252879058. Its totient is φ = 1500822584.

The previous prime is 3001645169. The next prime is 3001645181. The reversal of 3001645172 is 2715461003.

It can be written as a sum of positive squares in only one way, i.e., 2839184656 + 162460516 = 53284^2 + 12746^2 .

It is a super-3 number, since 3×3001645172³ (a number of 29 digits) contains 333 as substring.

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, 375205643 + ... + 375205650.

It is an arithmetic number, because the mean of its divisors is an integer number (875479843).

Almost surely, 2^3001645172 is an apocalyptic number.

It is an amenable number.

3001645172 is a deficient number, since it is larger than the sum of its proper divisors (2251233886).

3001645172 is a wasteful number, since it uses less digits than its factorization.

3001645172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 750411297 (or 750411295 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 3001645172 is about 54787.2719890304. The cubic root of 3001645172 is about 1442.5131608642.

The spelling of 3001645172 in words is "three billion, one million, six hundred forty-five thousand, one hundred seventy-two".