98999757 has 12 divisors (see below), whose sum is σ = 143186940. Its totient is φ = 65913408.

The previous prime is 98999749. The next prime is 98999759. The reversal of 98999757 is 75799989.

It can be written as a sum of positive squares in 2 ways, for example, as 47073321 + 51926436 = 6861^2 + 7206^2 .

It is not a de Polignac number, because 98999757 - 2³ = 98999749 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 98999694 and 98999703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98999759) 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 11 ways as a sum of consecutive naturals, for example, 483 + ... + 14079.

It is an arithmetic number, because the mean of its divisors is an integer number (11932245).

Almost surely, 2^98999757 is an apocalyptic number.

It is an amenable number.

98999757 is a deficient number, since it is larger than the sum of its proper divisors (44187183).

98999757 is a wasteful number, since it uses less digits than its factorization.

98999757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14412 (or 14409 counting only the distinct ones).

The product of its digits is 12859560, while the sum is 63.

The square root of 98999757 is about 9949.8621598493. The cubic root of 98999757 is about 462.6061224217.

The spelling of 98999757 in words is "ninety-eight million, nine hundred ninety-nine thousand, seven hundred fifty-seven".