98075421 has 8 divisors (see below), whose sum is σ = 145296960. Its totient is φ = 65383596.

The previous prime is 98075401. The next prime is 98075441. The reversal of 98075421 is 12457089.

It is an interprime number because it is at equal distance from previous prime (98075401) and next prime (98075441).

It is not a de Polignac number, because 98075421 - 2⁷ = 98075293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98075401) 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 7 ways as a sum of consecutive naturals, for example, 1816185 + ... + 1816238.

It is an arithmetic number, because the mean of its divisors is an integer number (18162120).

Almost surely, 2^98075421 is an apocalyptic number.

It is an amenable number.

98075421 is a deficient number, since it is larger than the sum of its proper divisors (47221539).

98075421 is a wasteful number, since it uses less digits than its factorization.

98075421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3632432 (or 3632426 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The square root of 98075421 is about 9903.3035397285. The cubic root of 98075421 is about 461.1618722503.

The spelling of 98075421 in words is "ninety-eight million, seventy-five thousand, four hundred twenty-one".