998848253 has 4 divisors (see below), whose sum is σ = 1075682748. Its totient is φ = 922013760.

The previous prime is 998848237. The next prime is 998848309. The reversal of 998848253 is 352848899.

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 377991364 + 620856889 = 19442^2 + 24917^2 .

It is a cyclic number.

It is not a de Polignac number, because 998848253 - 2⁴ = 998848237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (998848223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38417228 + ... + 38417253.

It is an arithmetic number, because the mean of its divisors is an integer number (268920687).

Almost surely, 2^998848253 is an apocalyptic number.

It is an amenable number.

998848253 is a deficient number, since it is larger than the sum of its proper divisors (76834495).

998848253 is a wasteful number, since it uses less digits than its factorization.

998848253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76834494.

The product of its digits is 4976640, while the sum is 56.

The square root of 998848253 is about 31604.5606360854. The cubic root of 998848253 is about 999.6159368477.

The spelling of 998848253 in words is "nine hundred ninety-eight million, eight hundred forty-eight thousand, two hundred fifty-three".