4659881 has 2 divisors, whose sum is σ = 4659882. Its totient is φ = 4659880.

The previous prime is 4659877. The next prime is 4659899. The reversal of 4659881 is 1889564.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3258025 + 1401856 = 1805^2 + 1184^2 .

It is a cyclic number.

It is not a de Polignac number, because 4659881 - 2² = 4659877 is a prime.

It is a super-2 number, since 2×4659881² = 43428981868322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4659841) 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, 2329940 + 2329941.

It is an arithmetic number, because the mean of its divisors is an integer number (2329941).

Almost surely, 2^4659881 is an apocalyptic number.

It is an amenable number.

4659881 is a deficient number, since it is larger than the sum of its proper divisors (1).

4659881 is an equidigital number, since it uses as much as digits as its factorization.

4659881 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69120, while the sum is 41.

The square root of 4659881 is about 2158.6757514736. The cubic root of 4659881 is about 167.0288952834.

The spelling of 4659881 in words is "four million, six hundred fifty-nine thousand, eight hundred eighty-one".