98423231 has 4 divisors (see below), whose sum is σ = 99529200. Its totient is φ = 97317264.

The previous prime is 98423203. The next prime is 98423243. The reversal of 98423231 is 13232489.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 98423231 - 2⁶ = 98423167 is a prime.

It is a super-2 number, since 2×98423231² = 19374264800958722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98423261) 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, 552851 + ... + 553028.

It is an arithmetic number, because the mean of its divisors is an integer number (24882300).

Almost surely, 2^98423231 is an apocalyptic number.

98423231 is a deficient number, since it is larger than the sum of its proper divisors (1105969).

98423231 is a wasteful number, since it uses less digits than its factorization.

98423231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105968.

The product of its digits is 10368, while the sum is 32.

The square root of 98423231 is about 9920.8483004227. The cubic root of 98423231 is about 461.7063765855.

The spelling of 98423231 in words is "ninety-eight million, four hundred twenty-three thousand, two hundred thirty-one".