94401221 has 8 divisors (see below), whose sum is σ = 101593944. Its totient is φ = 87390720.

The previous prime is 94401173. The next prime is 94401233. The reversal of 94401221 is 12210449.

It can be written as a sum of positive squares in 4 ways, for example, as 13653025 + 80748196 = 3695^2 + 8986^2 .

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 94401221 - 2¹⁰ = 94400197 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 (94421221) 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, 44480 + ... + 46553.

It is an arithmetic number, because the mean of its divisors is an integer number (12699243).

Almost surely, 2^94401221 is an apocalyptic number.

It is an amenable number.

94401221 is a deficient number, since it is larger than the sum of its proper divisors (7192723).

94401221 is a wasteful number, since it uses less digits than its factorization.

94401221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91111.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 94401221 is about 9716.0290757078. The cubic root of 94401221 is about 455.3295861021.

The spelling of 94401221 in words is "ninety-four million, four hundred one thousand, two hundred twenty-one".