4445477 has 2 divisors, whose sum is σ = 4445478. Its totient is φ = 4445476.

The previous prime is 4445459. The next prime is 4445479. The reversal of 4445477 is 7745444.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3876961 + 568516 = 1969^2 + 754^2 .

It is a cyclic number.

It is not a de Polignac number, because 4445477 - 2¹⁴ = 4429093 is a prime.

Together with 4445479, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4445479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2222738 + 2222739.

It is an arithmetic number, because the mean of its divisors is an integer number (2222739).

Almost surely, 2^4445477 is an apocalyptic number.

It is an amenable number.

4445477 is a deficient number, since it is larger than the sum of its proper divisors (1).

4445477 is an equidigital number, since it uses as much as digits as its factorization.

4445477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62720, while the sum is 35.

The square root of 4445477 is about 2108.4299846094. The cubic root of 4445477 is about 164.4268698077.

The spelling of 4445477 in words is "four million, four hundred forty-five thousand, four hundred seventy-seven".