98196421 has 8 divisors (see below), whose sum is σ = 99237600. Its totient is φ = 97159920.

The previous prime is 98196419. The next prime is 98196433. The reversal of 98196421 is 12469189.

It is the 4046-th star number.

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 98196421 - 2¹ = 98196419 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 (98196451) 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, 53995 + ... + 55783.

It is an arithmetic number, because the mean of its divisors is an integer number (12404700).

Almost surely, 2^98196421 is an apocalyptic number.

It is an amenable number.

98196421 is a deficient number, since it is larger than the sum of its proper divisors (1041179).

98196421 is a wasteful number, since it uses less digits than its factorization.

98196421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2339.

The product of its digits is 31104, while the sum is 40.

The square root of 98196421 is about 9909.4107292008. The cubic root of 98196421 is about 461.3514462666.

The spelling of 98196421 in words is "ninety-eight million, one hundred ninety-six thousand, four hundred twenty-one".