9888253 has 4 divisors (see below), whose sum is σ = 9905308. Its totient is φ = 9871200.

The previous prime is 9888251. The next prime is 9888269. The reversal of 9888253 is 3528889.

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

It can be written as a sum of positive squares in 2 ways, for example, as 8749764 + 1138489 = 2958^2 + 1067^2 .

It is a cyclic number.

It is not a de Polignac number, because 9888253 - 2¹ = 9888251 is a prime.

It is an Ulam number.

It is a Duffinian number.

9888253 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9888251) 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, 7626 + ... + 8827.

It is an arithmetic number, because the mean of its divisors is an integer number (2476327).

Almost surely, 2^9888253 is an apocalyptic number.

It is an amenable number.

9888253 is a deficient number, since it is larger than the sum of its proper divisors (17055).

9888253 is a wasteful number, since it uses less digits than its factorization.

9888253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17054.

The product of its digits is 138240, while the sum is 43.

The square root of 9888253 is about 3144.5592695957. The cubic root of 9888253 is about 214.6379556760.

The spelling of 9888253 in words is "nine million, eight hundred eighty-eight thousand, two hundred fifty-three".