5466781 has 2 divisors, whose sum is σ = 5466782. Its totient is φ = 5466780.

The previous prime is 5466767. The next prime is 5466829. The reversal of 5466781 is 1876645.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3644281 + 1822500 = 1909^2 + 1350^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5466781 is a prime.

It is a super-2 number, since 2×5466781² = 59771389003922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5466781.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5466701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2733390 + 2733391.

It is an arithmetic number, because the mean of its divisors is an integer number (2733391).

Almost surely, 2^5466781 is an apocalyptic number.

It is an amenable number.

5466781 is a deficient number, since it is larger than the sum of its proper divisors (1).

5466781 is an equidigital number, since it uses as much as digits as its factorization.

5466781 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 37.

The square root of 5466781 is about 2338.1148389247. The cubic root of 5466781 is about 176.1613211826.

The spelling of 5466781 in words is "five million, four hundred sixty-six thousand, seven hundred eighty-one".