9419172 has 72 divisors (see below), whose sum is σ = 26008416. Its totient is φ = 2644992.

The previous prime is 9419149. The next prime is 9419177. The reversal of 9419172 is 2719149.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9419177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48708 + ... + 48900.

It is an arithmetic number, because the mean of its divisors is an integer number (361228).

Almost surely, 2^9419172 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9419172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13004208).

9419172 is an abundant number, since it is smaller than the sum of its proper divisors (16589244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9419172 is a wasteful number, since it uses less digits than its factorization.

9419172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297 (or 288 counting only the distinct ones).

The product of its digits is 4536, while the sum is 33.

The square root of 9419172 is about 3069.0669591913. The cubic root of 9419172 is about 211.1888129692.

It can be divided in two parts, 9419 and 172, that added together give a triangular number (9591 = T₁₃₈).

The spelling of 9419172 in words is "nine million, four hundred nineteen thousand, one hundred seventy-two".