9128234 has 4 divisors (see below), whose sum is σ = 13692354. Its totient is φ = 4564116.

The previous prime is 9128219. The next prime is 9128237. The reversal of 9128234 is 4328219.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6076225 + 3052009 = 2465^2 + 1747^2 .

It is a junction number, because it is equal to n+sod(n) for n = 9128197 and 9128206.

It is not an unprimeable number, because it can be changed into a prime (9128237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2282057 + ... + 2282060.

Almost surely, 2^9128234 is an apocalyptic number.

9128234 is a deficient number, since it is larger than the sum of its proper divisors (4564120).

9128234 is a wasteful number, since it uses less digits than its factorization.

9128234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4564119.

The product of its digits is 3456, while the sum is 29.

The square root of 9128234 is about 3021.2967414671. The cubic root of 9128234 is about 208.9916436301.

The spelling of 9128234 in words is "nine million, one hundred twenty-eight thousand, two hundred thirty-four".