9418812 has 48 divisors (see below), whose sum is σ = 23872800. Its totient is φ = 2873088.

The previous prime is 9418811. The next prime is 9418817. The reversal of 9418812 is 2188149.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9418811) 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 15 ways as a sum of consecutive naturals, for example, 26814 + ... + 27162.

It is an arithmetic number, because the mean of its divisors is an integer number (497350).

Almost surely, 2^9418812 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 9418812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11936400).

9418812 is an abundant number, since it is smaller than the sum of its proper divisors (14453988).

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

9418812 is a wasteful number, since it uses less digits than its factorization.

9418812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542 (or 540 counting only the distinct ones).

The product of its digits is 4608, while the sum is 33.

The square root of 9418812 is about 3069.0083088842. The cubic root of 9418812 is about 211.1861223951.

It can be divided in two parts, 94188 and 12, that multiplied together give a triangular number (1130256 = T₁₅₀₃).

The spelling of 9418812 in words is "nine million, four hundred eighteen thousand, eight hundred twelve".