4686481 has 2 divisors, whose sum is σ = 4686482. Its totient is φ = 4686480.

The previous prime is 4686467. The next prime is 4686491. The reversal of 4686481 is 1846864.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3441025 + 1245456 = 1855^2 + 1116^2 .

It is a cyclic number.

It is not a de Polignac number, because 4686481 - 2⁹ = 4685969 is a prime.

It is a super-2 number, since 2×4686481² = 43926208326722, which contains 22 as substring.

4686481 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 4686481.

It is not a weakly prime, because it can be changed into another prime (4686431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2343240 + 2343241.

It is an arithmetic number, because the mean of its divisors is an integer number (2343241).

Almost surely, 2^4686481 is an apocalyptic number.

It is an amenable number.

4686481 is a deficient number, since it is larger than the sum of its proper divisors (1).

4686481 is an equidigital number, since it uses as much as digits as its factorization.

4686481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36864, while the sum is 37.

The square root of 4686481 is about 2164.8281687007. The cubic root of 4686481 is about 167.3461094919.

The spelling of 4686481 in words is "four million, six hundred eighty-six thousand, four hundred eighty-one".