235222019 has 2 divisors, whose sum is σ = 235222020. Its totient is φ = 235222018.

The previous prime is 235222007. The next prime is 235222037. The reversal of 235222019 is 910222532.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 235222019 - 2¹² = 235217923 is a prime.

It is a super-2 number, since 2×235222019² = 110658796444872722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (235222049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117611009 + 117611010.

It is an arithmetic number, because the mean of its divisors is an integer number (117611010).

Almost surely, 2^235222019 is an apocalyptic number.

235222019 is a deficient number, since it is larger than the sum of its proper divisors (1).

235222019 is an equidigital number, since it uses as much as digits as its factorization.

235222019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 235222019 is about 15336.9494685221. The cubic root of 235222019 is about 617.2948557734.

The spelling of 235222019 in words is "two hundred thirty-five million, two hundred twenty-two thousand, nineteen".