98421005 has 16 divisors (see below), whose sum is σ = 119750400. Its totient is φ = 77647680.

The previous prime is 98420957. The next prime is 98421013. The reversal of 98421005 is 50012489.

It is not a de Polignac number, because 98421005 - 2⁶ = 98420941 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 228140 + ... + 228570.

It is an arithmetic number, because the mean of its divisors is an integer number (7484400).

Almost surely, 2^98421005 is an apocalyptic number.

It is an amenable number.

98421005 is a deficient number, since it is larger than the sum of its proper divisors (21329395).

98421005 is a wasteful number, since it uses less digits than its factorization.

98421005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 964.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 98421005 is about 9920.7361118014. The cubic root of 98421005 is about 461.7028958146.

The spelling of 98421005 in words is "ninety-eight million, four hundred twenty-one thousand, five".