4464781 has 2 divisors, whose sum is σ = 4464782. Its totient is φ = 4464780.

The previous prime is 4464767. The next prime is 4464793. The reversal of 4464781 is 1874644.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4447881 + 16900 = 2109^2 + 130^2 .

It is a cyclic number.

It is not a de Polignac number, because 4464781 - 2⁹ = 4464269 is a prime.

It is a super-2 number, since 2×4464781² = 39868538755922, which contains 22 as substring.

4464781 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4464721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2232390 + 2232391.

It is an arithmetic number, because the mean of its divisors is an integer number (2232391).

Almost surely, 2^4464781 is an apocalyptic number.

It is an amenable number.

4464781 is a deficient number, since it is larger than the sum of its proper divisors (1).

4464781 is an equidigital number, since it uses as much as digits as its factorization.

4464781 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21504, while the sum is 34.

The square root of 4464781 is about 2113.0028395627. The cubic root of 4464781 is about 164.6645280655.

The spelling of 4464781 in words is "four million, four hundred sixty-four thousand, seven hundred eighty-one".