98781242 has 8 divisors (see below), whose sum is σ = 169339296. Its totient is φ = 42334812.

The previous prime is 98781239. The next prime is 98781289. The reversal of 98781242 is 24218789.

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

It is a self number, because there is not a number n which added to its sum of digits gives 98781242.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3527888 + ... + 3527915.

It is an arithmetic number, because the mean of its divisors is an integer number (21167412).

Almost surely, 2^98781242 is an apocalyptic number.

98781242 is a deficient number, since it is larger than the sum of its proper divisors (70558054).

98781242 is a wasteful number, since it uses less digits than its factorization.

98781242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7055812.

The product of its digits is 64512, while the sum is 41.

The square root of 98781242 is about 9938.8752884821. The cubic root of 98781242 is about 462.2655126910.

The spelling of 98781242 in words is "ninety-eight million, seven hundred eighty-one thousand, two hundred forty-two".