94484821 has 2 divisors, whose sum is σ = 94484822. Its totient is φ = 94484820.

The previous prime is 94484801. The next prime is 94484839. The reversal of 94484821 is 12848449.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54022500 + 40462321 = 7350^2 + 6361^2 .

It is a cyclic number.

It is not a de Polignac number, because 94484821 - 2⁹ = 94484309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (94484801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47242410 + 47242411.

It is an arithmetic number, because the mean of its divisors is an integer number (47242411).

Almost surely, 2^94484821 is an apocalyptic number.

It is an amenable number.

94484821 is a deficient number, since it is larger than the sum of its proper divisors (1).

94484821 is an equidigital number, since it uses as much as digits as its factorization.

94484821 is an evil number, because the sum of its binary digits is even.

The product of its digits is 73728, while the sum is 40.

The square root of 94484821 is about 9720.3302927421. The cubic root of 94484821 is about 455.4639569707.

The spelling of 94484821 in words is "ninety-four million, four hundred eighty-four thousand, eight hundred twenty-one".