93420029 has 2 divisors, whose sum is σ = 93420030. Its totient is φ = 93420028.

The previous prime is 93420023. The next prime is 93420031. The reversal of 93420029 is 92002439.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73188025 + 20232004 = 8555^2 + 4498^2 .

It is a cyclic number.

It is not a de Polignac number, because 93420029 - 2⁴ = 93420013 is a prime.

Together with 93420031, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 93419983 and 93420010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (93420023) 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, 46710014 + 46710015.

It is an arithmetic number, because the mean of its divisors is an integer number (46710015).

Almost surely, 2^93420029 is an apocalyptic number.

It is an amenable number.

93420029 is a deficient number, since it is larger than the sum of its proper divisors (1).

93420029 is an equidigital number, since it uses as much as digits as its factorization.

93420029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 93420029 is about 9665.4037163483. The cubic root of 93420029 is about 453.7465464806.

The spelling of 93420029 in words is "ninety-three million, four hundred twenty thousand, twenty-nine".