445479427 has 2 divisors, whose sum is σ = 445479428. Its totient is φ = 445479426.

The previous prime is 445479421. The next prime is 445479467. The reversal of 445479427 is 724974544.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 445479427 - 2¹¹ = 445477379 is a prime.

It is not a weakly prime, because it can be changed into another prime (445479421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222739713 + 222739714.

It is an arithmetic number, because the mean of its divisors is an integer number (222739714).

Almost surely, 2^445479427 is an apocalyptic number.

445479427 is a deficient number, since it is larger than the sum of its proper divisors (1).

445479427 is an equidigital number, since it uses as much as digits as its factorization.

445479427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1128960, while the sum is 46.

The square root of 445479427 is about 21106.3835604302. The cubic root of 445479427 is about 763.7347487720.

The spelling of 445479427 in words is "four hundred forty-five million, four hundred seventy-nine thousand, four hundred twenty-seven".