98121982 has 8 divisors (see below), whose sum is σ = 168209136. Its totient is φ = 42052272.

The previous prime is 98121949. The next prime is 98121983. The reversal of 98121982 is 28912189.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98121983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3504343 + ... + 3504370.

It is an arithmetic number, because the mean of its divisors is an integer number (21026142).

Almost surely, 2^98121982 is an apocalyptic number.

98121982 is a deficient number, since it is larger than the sum of its proper divisors (70087154).

98121982 is a wasteful number, since it uses less digits than its factorization.

98121982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7008722.

The product of its digits is 20736, while the sum is 40.

The square root of 98121982 is about 9905.6540420106. The cubic root of 98121982 is about 461.2348390911.

The spelling of 98121982 in words is "ninety-eight million, one hundred twenty-one thousand, nine hundred eighty-two".