98072321 has 8 divisors (see below), whose sum is σ = 99185664. Its totient is φ = 96964560.

The previous prime is 98072291. The next prime is 98072329. The reversal of 98072321 is 12327089.

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 98072321 - 2⁶ = 98072257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98072329) 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, 40871 + ... + 43203.

It is an arithmetic number, because the mean of its divisors is an integer number (12398208).

Almost surely, 2^98072321 is an apocalyptic number.

It is an amenable number.

98072321 is a deficient number, since it is larger than the sum of its proper divisors (1113343).

98072321 is a wasteful number, since it uses less digits than its factorization.

98072321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2791.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 98072321 is about 9903.1470250623. The cubic root of 98072321 is about 461.1570133473.

The spelling of 98072321 in words is "ninety-eight million, seventy-two thousand, three hundred twenty-one".