98224021 has 4 divisors (see below), whose sum is σ = 112256032. Its totient is φ = 84192012.

The previous prime is 98224019. The next prime is 98224033. The reversal of 98224021 is 12042289.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 98224021 - 2¹ = 98224019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98224001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7015995 + ... + 7016008.

It is an arithmetic number, because the mean of its divisors is an integer number (28064008).

Almost surely, 2^98224021 is an apocalyptic number.

It is an amenable number.

98224021 is a deficient number, since it is larger than the sum of its proper divisors (14032011).

98224021 is a wasteful number, since it uses less digits than its factorization.

98224021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14032010.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 98224021 is about 9910.8032469624. The cubic root of 98224021 is about 461.3946661280.

The spelling of 98224021 in words is "ninety-eight million, two hundred twenty-four thousand, twenty-one".