92354221 has 2 divisors, whose sum is σ = 92354222. Its totient is φ = 92354220.

The previous prime is 92354219. The next prime is 92354233. The reversal of 92354221 is 12245329.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75429225 + 16924996 = 8685^2 + 4114^2 .

It is a cyclic number.

It is not a de Polignac number, because 92354221 - 2¹ = 92354219 is a prime.

Together with 92354219, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 92354221.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (92354261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46177110 + 46177111.

It is an arithmetic number, because the mean of its divisors is an integer number (46177111).

Almost surely, 2^92354221 is an apocalyptic number.

It is an amenable number.

92354221 is a deficient number, since it is larger than the sum of its proper divisors (1).

92354221 is an equidigital number, since it uses as much as digits as its factorization.

92354221 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 28.

The square root of 92354221 is about 9610.1103531645. The cubic root of 92354221 is about 452.0143784420.

It can be divided in two parts, 9235 and 4221, that added together give a square (13456 = 116²).

The spelling of 92354221 in words is "ninety-two million, three hundred fifty-four thousand, two hundred twenty-one".