214622293 has 2 divisors, whose sum is σ = 214622294. Its totient is φ = 214622292.

The previous prime is 214622267. The next prime is 214622321. The reversal of 214622293 is 392226412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 195804049 + 18818244 = 13993^2 + 4338^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214622293 is a prime.

It is equal to p_11842456 and since 214622293 and 11842456 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214622203) 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, 107311146 + 107311147.

It is an arithmetic number, because the mean of its divisors is an integer number (107311147).

Almost surely, 2^214622293 is an apocalyptic number.

It is an amenable number.

214622293 is a deficient number, since it is larger than the sum of its proper divisors (1).

214622293 is an equidigital number, since it uses as much as digits as its factorization.

214622293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 31.

The square root of 214622293 is about 14649.9929351519. The cubic root of 214622293 is about 598.7216235609.

The spelling of 214622293 in words is "two hundred fourteen million, six hundred twenty-two thousand, two hundred ninety-three".