9042312 has 32 divisors (see below), whose sum is σ = 23590080. Its totient is φ = 2882880.

The previous prime is 9042307. The next prime is 9042331. The reversal of 9042312 is 2132409.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7639 + ... + 8742.

It is an arithmetic number, because the mean of its divisors is an integer number (737190).

Almost surely, 2^9042312 is an apocalyptic number.

9042312 is a gapful number since it is divisible by the number (92) formed by its first and last digit.

It is an amenable number.

9042312 is an abundant number, since it is smaller than the sum of its proper divisors (14547768).

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

9042312 is a wasteful number, since it uses less digits than its factorization.

9042312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16413 (or 16409 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 9042312 is about 3007.0437309757. The cubic root of 9042312 is about 208.3338450476. Note that the first 3 decimals are identical.

Subtracting from 9042312 its reverse (2132409), we obtain a triangular number (6909903 = T₃₇₁₇).

The spelling of 9042312 in words is "nine million, forty-two thousand, three hundred twelve".