4457477 has 2 divisors, whose sum is σ = 4457478. Its totient is φ = 4457476.

The previous prime is 4457473. The next prime is 4457489. The reversal of 4457477 is 7747544.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4456321 + 1156 = 2111^2 + 34^2 .

It is a cyclic number.

It is not a de Polignac number, because 4457477 - 2² = 4457473 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4457477.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4457471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2228738 + 2228739.

It is an arithmetic number, because the mean of its divisors is an integer number (2228739).

Almost surely, 2^4457477 is an apocalyptic number.

It is an amenable number.

4457477 is a deficient number, since it is larger than the sum of its proper divisors (1).

4457477 is an equidigital number, since it uses as much as digits as its factorization.

4457477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 109760, while the sum is 38.

The square root of 4457477 is about 2111.2737861301. The cubic root of 4457477 is about 164.5746866935.

The spelling of 4457477 in words is "four million, four hundred fifty-seven thousand, four hundred seventy-seven".