94214621 has 2 divisors, whose sum is σ = 94214622. Its totient is φ = 94214620.

The previous prime is 94214587. The next prime is 94214669. The reversal of 94214621 is 12641249.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65205625 + 29008996 = 8075^2 + 5386^2 .

It is an emirp because it is prime and its reverse (12641249) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 94214621 - 2⁶ = 94214557 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (94244621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47107310 + 47107311.

It is an arithmetic number, because the mean of its divisors is an integer number (47107311).

Almost surely, 2^94214621 is an apocalyptic number.

It is an amenable number.

94214621 is a deficient number, since it is larger than the sum of its proper divisors (1).

94214621 is an equidigital number, since it uses as much as digits as its factorization.

94214621 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 29.

The square root of 94214621 is about 9706.4216372461. The cubic root of 94214621 is about 455.0293761978.

The spelling of 94214621 in words is "ninety-four million, two hundred fourteen thousand, six hundred twenty-one".