94211893 has 2 divisors, whose sum is σ = 94211894. Its totient is φ = 94211892.

The previous prime is 94211869. The next prime is 94211903. The reversal of 94211893 is 39811249.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87946884 + 6265009 = 9378^2 + 2503^2 .

It is a cyclic number.

It is not a de Polignac number, because 94211893 - 2¹³ = 94203701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (94211833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47105946 + 47105947.

It is an arithmetic number, because the mean of its divisors is an integer number (47105947).

Almost surely, 2^94211893 is an apocalyptic number.

It is an amenable number.

94211893 is a deficient number, since it is larger than the sum of its proper divisors (1).

94211893 is an equidigital number, since it uses as much as digits as its factorization.

94211893 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 37.

The square root of 94211893 is about 9706.2811107035. The cubic root of 94211893 is about 455.0249843383.

The spelling of 94211893 in words is "ninety-four million, two hundred eleven thousand, eight hundred ninety-three".