94500421 has 2 divisors, whose sum is σ = 94500422. Its totient is φ = 94500420.

The previous prime is 94500403. The next prime is 94500437. The reversal of 94500421 is 12400549.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50211396 + 44289025 = 7086^2 + 6655^2 .

It is a cyclic number.

It is not a de Polignac number, because 94500421 - 2⁵ = 94500389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (94500451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47250210 + 47250211.

It is an arithmetic number, because the mean of its divisors is an integer number (47250211).

Almost surely, 2^94500421 is an apocalyptic number.

It is an amenable number.

94500421 is a deficient number, since it is larger than the sum of its proper divisors (1).

94500421 is an equidigital number, since it uses as much as digits as its factorization.

94500421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 94500421 is about 9721.1327014911. The cubic root of 94500421 is about 455.4890221846.

The spelling of 94500421 in words is "ninety-four million, five hundred thousand, four hundred twenty-one".