346986223 has 2 divisors, whose sum is σ = 346986224. Its totient is φ = 346986222.

The previous prime is 346986217. The next prime is 346986253. The reversal of 346986223 is 322689643.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 346986223 - 2⁵ = 346986191 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 346986223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (346986203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173493111 + 173493112.

It is an arithmetic number, because the mean of its divisors is an integer number (173493112).

Almost surely, 2^346986223 is an apocalyptic number.

346986223 is a deficient number, since it is larger than the sum of its proper divisors (1).

346986223 is an equidigital number, since it uses as much as digits as its factorization.

346986223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 373248, while the sum is 43.

The square root of 346986223 is about 18627.5662124712. The cubic root of 346986223 is about 702.7012787649.

The spelling of 346986223 in words is "three hundred forty-six million, nine hundred eighty-six thousand, two hundred twenty-three".