346025231 has 2 divisors, whose sum is σ = 346025232. Its totient is φ = 346025230.

The previous prime is 346025227. The next prime is 346025237. The reversal of 346025231 is 132520643.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 346025231 - 2² = 346025227 is a prime.

It is a super-2 number, since 2×346025231² = 239466920977206722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 346025231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (346025237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173012615 + 173012616.

It is an arithmetic number, because the mean of its divisors is an integer number (173012616).

Almost surely, 2^346025231 is an apocalyptic number.

346025231 is a deficient number, since it is larger than the sum of its proper divisors (1).

346025231 is an equidigital number, since it uses as much as digits as its factorization.

346025231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 346025231 is about 18601.7534388562. The cubic root of 346025231 is about 702.0519593416.

Adding to 346025231 its reverse (132520643), we get a palindrome (478545874).

The spelling of 346025231 in words is "three hundred forty-six million, twenty-five thousand, two hundred thirty-one".