9112638 has 8 divisors (see below), whose sum is σ = 18225288. Its totient is φ = 3037544.

The previous prime is 9112613. The next prime is 9112639. The reversal of 9112638 is 8362119.

It is a sphenic number, since it is the product of 3 distinct primes.

9112638 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9112639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 759381 + ... + 759392.

It is an arithmetic number, because the mean of its divisors is an integer number (2278161).

Almost surely, 2^9112638 is an apocalyptic number.

9112638 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

9112638 is a wasteful number, since it uses less digits than its factorization.

9112638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1518778.

The product of its digits is 2592, while the sum is 30.

The square root of 9112638 is about 3018.7146271219. The cubic root of 9112638 is about 208.8725518929.

Subtracting from 9112638 its product of digits (2592), we obtain a triangular number (9110046 = T₄₂₆₈).

The spelling of 9112638 in words is "nine million, one hundred twelve thousand, six hundred thirty-eight".