348221833 has 2 divisors, whose sum is σ = 348221834. Its totient is φ = 348221832.

The previous prime is 348221831. The next prime is 348221857. The reversal of 348221833 is 338122843.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 325153024 + 23068809 = 18032^2 + 4803^2 .

It is a cyclic number.

It is not a de Polignac number, because 348221833 - 2¹ = 348221831 is a prime.

Together with 348221831, it forms a pair of twin primes.

It is equal to p_18712942 and since 348221833 and 18712942 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (348221831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174110916 + 174110917.

It is an arithmetic number, because the mean of its divisors is an integer number (174110917).

Almost surely, 2^348221833 is an apocalyptic number.

It is an amenable number.

348221833 is a deficient number, since it is larger than the sum of its proper divisors (1).

348221833 is an equidigital number, since it uses as much as digits as its factorization.

348221833 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27648, while the sum is 34.

The square root of 348221833 is about 18660.7029074470. The cubic root of 348221833 is about 703.5343917053.

The spelling of 348221833 in words is "three hundred forty-eight million, two hundred twenty-one thousand, eight hundred thirty-three".