9708249 has 4 divisors (see below), whose sum is σ = 12944336. Its totient is φ = 6472164.

The previous prime is 9708247. The next prime is 9708253. The reversal of 9708249 is 9428079.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9428079 = 3 ⋅3142693.

It is not a de Polignac number, because 9708249 - 2¹ = 9708247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9708247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1618039 + ... + 1618044.

It is an arithmetic number, because the mean of its divisors is an integer number (3236084).

Almost surely, 2^9708249 is an apocalyptic number.

It is an amenable number.

9708249 is a deficient number, since it is larger than the sum of its proper divisors (3236087).

9708249 is a wasteful number, since it uses less digits than its factorization.

9708249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3236086.

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 9708249 is about 3115.8063161885. The cubic root of 9708249 is about 213.3275614215.

The spelling of 9708249 in words is "nine million, seven hundred eight thousand, two hundred forty-nine".