84940241221 has 8 divisors (see below), whose sum is σ = 94817013984. Its totient is φ = 75422623920.

The previous prime is 84940241203. The next prime is 84940241227. The reversal of 84940241221 is 12214204948.

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 84940241221 - 2⁷ = 84940241093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84940241227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89788366 + ... + 89789311.

It is an arithmetic number, because the mean of its divisors is an integer number (11852126748).

Almost surely, 2^84940241221 is an apocalyptic number.

It is an amenable number.

84940241221 is a deficient number, since it is larger than the sum of its proper divisors (9876772763).

84940241221 is a wasteful number, since it uses less digits than its factorization.

84940241221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179577731.

The product of its (nonzero) digits is 36864, while the sum is 37.

The spelling of 84940241221 in words is "eighty-four billion, nine hundred forty million, two hundred forty-one thousand, two hundred twenty-one".