945502172 has 12 divisors (see below), whose sum is σ = 1677933936. Its totient is φ = 466092480.

The previous prime is 945502157. The next prime is 945502177. The reversal of 945502172 is 271205549.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (945502177) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1664333 + ... + 1664900.

It is an arithmetic number, because the mean of its divisors is an integer number (139827828).

Almost surely, 2^945502172 is an apocalyptic number.

It is an amenable number.

945502172 is a deficient number, since it is larger than the sum of its proper divisors (732431764).

945502172 is a wasteful number, since it uses less digits than its factorization.

945502172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3329308 (or 3329306 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 945502172 is about 30749.0190412637. The cubic root of 945502172 is about 981.4936863933.

The spelling of 945502172 in words is "nine hundred forty-five million, five hundred two thousand, one hundred seventy-two".