9965258 has 4 divisors (see below), whose sum is σ = 14947890. Its totient is φ = 4982628.

The previous prime is 9965257. The next prime is 9965273. The reversal of 9965258 is 8525699.

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., 7166329 + 2798929 = 2677^2 + 1673^2 .

It is not an unprimeable number, because it can be changed into a prime (9965257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2491313 + ... + 2491316.

Almost surely, 2^9965258 is an apocalyptic number.

9965258 is a deficient number, since it is larger than the sum of its proper divisors (4982632).

9965258 is a wasteful number, since it uses less digits than its factorization.

9965258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4982631.

The product of its digits is 194400, while the sum is 44.

The square root of 9965258 is about 3156.7796882266. The cubic root of 9965258 is about 215.1936816090.

The spelling of 9965258 in words is "nine million, nine hundred sixty-five thousand, two hundred fifty-eight".