412220429 has 2 divisors, whose sum is σ = 412220430. Its totient is φ = 412220428.

The previous prime is 412220411. The next prime is 412220453. The reversal of 412220429 is 924022214.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 207072100 + 205148329 = 14390^2 + 14323^2 .

It is a cyclic number.

It is not a de Polignac number, because 412220429 - 2²⁸ = 143784973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 412220398 and 412220407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (412220129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206110214 + 206110215.

It is an arithmetic number, because the mean of its divisors is an integer number (206110215).

Almost surely, 2^412220429 is an apocalyptic number.

It is an amenable number.

412220429 is a deficient number, since it is larger than the sum of its proper divisors (1).

412220429 is an equidigital number, since it uses as much as digits as its factorization.

412220429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 412220429 is about 20303.2122827891. The cubic root of 412220429 is about 744.2345660022.

The spelling of 412220429 in words is "four hundred twelve million, two hundred twenty thousand, four hundred twenty-nine".