98224581 has 32 divisors (see below), whose sum is σ = 161824768. Its totient is φ = 51606720.

The previous prime is 98224573. The next prime is 98224591. The reversal of 98224581 is 18542289.

It is not a de Polignac number, because 98224581 - 2³ = 98224573 is a prime.

It is a super-2 number, since 2×98224581² = 19296136625251122, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98224531) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 89820 + ... + 90906.

It is an arithmetic number, because the mean of its divisors is an integer number (5057024).

Almost surely, 2^98224581 is an apocalyptic number.

98224581 is a gapful number since it is divisible by the number (91) formed by its first and last digit.

It is an amenable number.

98224581 is a deficient number, since it is larger than the sum of its proper divisors (63600187).

98224581 is a wasteful number, since it uses less digits than its factorization.

98224581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1441.

The product of its digits is 46080, while the sum is 39.

The square root of 98224581 is about 9910.8314989208. The cubic root of 98224581 is about 461.3955429689.

The spelling of 98224581 in words is "ninety-eight million, two hundred twenty-four thousand, five hundred eighty-one".