98949983 has 4 divisors (see below), whose sum is σ = 107945448. Its totient is φ = 89954520.

The previous prime is 98949971. The next prime is 98949989. The reversal of 98949983 is 38994989.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 98949983 - 2¹² = 98945887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98949989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4497716 + ... + 4497737.

It is an arithmetic number, because the mean of its divisors is an integer number (26986362).

Almost surely, 2^98949983 is an apocalyptic number.

98949983 is a deficient number, since it is larger than the sum of its proper divisors (8995465).

98949983 is a wasteful number, since it uses less digits than its factorization.

98949983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8995464.

The product of its digits is 5038848, while the sum is 59.

The square root of 98949983 is about 9947.3606047031. The cubic root of 98949983 is about 462.5285814331.

The spelling of 98949983 in words is "ninety-eight million, nine hundred forty-nine thousand, nine hundred eighty-three".