98420999 has 8 divisors (see below), whose sum is σ = 102740448. Its totient is φ = 94188960.

The previous prime is 98420957. The next prime is 98421013. The reversal of 98420999 is 99902489.

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

It is a cyclic number.

It is not a de Polignac number, because 98420999 - 2¹⁶ = 98355463 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 (98420299) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19547 + ... + 24060.

It is an arithmetic number, because the mean of its divisors is an integer number (12842556).

Almost surely, 2^98420999 is an apocalyptic number.

98420999 is a deficient number, since it is larger than the sum of its proper divisors (4319449).

98420999 is a wasteful number, since it uses less digits than its factorization.

98420999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43705.

The product of its (nonzero) digits is 419904, while the sum is 50.

The square root of 98420999 is about 9920.7358094045. The cubic root of 98420999 is about 461.7028864324.

The spelling of 98420999 in words is "ninety-eight million, four hundred twenty thousand, nine hundred ninety-nine".