9428249 has 8 divisors (see below), whose sum is σ = 9584328. Its totient is φ = 9273600.

The previous prime is 9428239. The next prime is 9428261.

9428249 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 1345600 + 8082649 = 1160^2 + 2843^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 9428249 - 2⁴ = 9428233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9428239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27809 + ... + 28145.

It is an arithmetic number, because the mean of its divisors is an integer number (1198041).

Almost surely, 2^9428249 is an apocalyptic number.

It is an amenable number.

9428249 is a deficient number, since it is larger than the sum of its proper divisors (156079).

9428249 is a wasteful number, since it uses less digits than its factorization.

9428249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 715.

The product of its digits is 41472, while the sum is 38.

The square root of 9428249 is about 3070.5453912945. The cubic root of 9428249 is about 211.2566301620.

The spelling of 9428249 in words is "nine million, four hundred twenty-eight thousand, two hundred forty-nine".