9228706 has 4 divisors (see below), whose sum is σ = 13843062. Its totient is φ = 4614352.

The previous prime is 9228691. The next prime is 9228719. The reversal of 9228706 is 6078229.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6078229 = 359 ⋅16931.

It can be written as a sum of positive squares in only one way, i.e., 5248681 + 3980025 = 2291^2 + 1995^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2307175 + ... + 2307178.

Almost surely, 2^9228706 is an apocalyptic number.

9228706 is a deficient number, since it is larger than the sum of its proper divisors (4614356).

9228706 is a wasteful number, since it uses less digits than its factorization.

9228706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4614355.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 9228706 is about 3037.8785360840. The cubic root of 9228706 is about 209.7556189696.

The spelling of 9228706 in words is "nine million, two hundred twenty-eight thousand, seven hundred six".