98978122 has 8 divisors (see below), whose sum is σ = 148542372. Its totient is φ = 49464000.

The previous prime is 98978069. The next prime is 98978123. The reversal of 98978122 is 22187989.

It can be written as a sum of positive squares in 2 ways, for example, as 84621601 + 14356521 = 9199^2 + 3789^2 .

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

It is not an unprimeable number, because it can be changed into a prime (98978123) by changing a digit.

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, 7129 + ... + 15772.

Almost surely, 2^98978122 is an apocalyptic number.

98978122 is a deficient number, since it is larger than the sum of its proper divisors (49564250).

98978122 is a wasteful number, since it uses less digits than its factorization.

98978122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25064.

The product of its digits is 145152, while the sum is 46.

The square root of 98978122 is about 9948.7748994537. The cubic root of 98978122 is about 462.5724212864.

The spelling of 98978122 in words is "ninety-eight million, nine hundred seventy-eight thousand, one hundred twenty-two".