447422413 has 2 divisors, whose sum is σ = 447422414. Its totient is φ = 447422412.

The previous prime is 447422399. The next prime is 447422453. The reversal of 447422413 is 314224744.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 419512324 + 27910089 = 20482^2 + 5283^2 .

It is a cyclic number.

It is not a de Polignac number, because 447422413 - 2⁹ = 447421901 is a prime.

It is a super-3 number, since 3×447422413³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (447422453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223711206 + 223711207.

It is an arithmetic number, because the mean of its divisors is an integer number (223711207).

Almost surely, 2^447422413 is an apocalyptic number.

It is an amenable number.

447422413 is a deficient number, since it is larger than the sum of its proper divisors (1).

447422413 is an equidigital number, since it uses as much as digits as its factorization.

447422413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21504, while the sum is 31.

The square root of 447422413 is about 21152.3618775776. The cubic root of 447422413 is about 764.8434971120.

The spelling of 447422413 in words is "four hundred forty-seven million, four hundred twenty-two thousand, four hundred thirteen".