4356881 has 2 divisors, whose sum is σ = 4356882. Its totient is φ = 4356880.

The previous prime is 4356841. The next prime is 4356883. The reversal of 4356881 is 1886534.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2371600 + 1985281 = 1540^2 + 1409^2 .

It is a cyclic number.

It is not a de Polignac number, because 4356881 - 2²² = 162577 is a prime.

It is a super-2 number, since 2×4356881² = 37964824096322, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 4356883, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4356883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2178440 + 2178441.

It is an arithmetic number, because the mean of its divisors is an integer number (2178441).

Almost surely, 2^4356881 is an apocalyptic number.

It is an amenable number.

4356881 is a deficient number, since it is larger than the sum of its proper divisors (1).

4356881 is an equidigital number, since it uses as much as digits as its factorization.

4356881 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23040, while the sum is 35.

The square root of 4356881 is about 2087.3143031178. The cubic root of 4356881 is about 163.3272185225.

The spelling of 4356881 in words is "four million, three hundred fifty-six thousand, eight hundred eighty-one".