94622813 has 2 divisors, whose sum is σ = 94622814. Its totient is φ = 94622812.

The previous prime is 94622809. The next prime is 94622839. The reversal of 94622813 is 31822649.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56220004 + 38402809 = 7498^2 + 6197^2 .

It is a cyclic number.

It is not a de Polignac number, because 94622813 - 2² = 94622809 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (94622893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47311406 + 47311407.

It is an arithmetic number, because the mean of its divisors is an integer number (47311407).

Almost surely, 2^94622813 is an apocalyptic number.

It is an amenable number.

94622813 is a deficient number, since it is larger than the sum of its proper divisors (1).

94622813 is an equidigital number, since it uses as much as digits as its factorization.

94622813 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 35.

The square root of 94622813 is about 9727.4258157027. The cubic root of 94622813 is about 455.6855792007.

The spelling of 94622813 in words is "ninety-four million, six hundred twenty-two thousand, eight hundred thirteen".