416877889 has 2 divisors, whose sum is σ = 416877890. Its totient is φ = 416877888.

The previous prime is 416877887. The next prime is 416877919. The reversal of 416877889 is 988778614.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 406425600 + 10452289 = 20160^2 + 3233^2 .

It is a cyclic number.

It is not a de Polignac number, because 416877889 - 2¹ = 416877887 is a prime.

Together with 416877887, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (416877887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 208438944 + 208438945.

It is an arithmetic number, because the mean of its divisors is an integer number (208438945).

Almost surely, 2^416877889 is an apocalyptic number.

It is an amenable number.

416877889 is a deficient number, since it is larger than the sum of its proper divisors (1).

416877889 is an equidigital number, since it uses as much as digits as its factorization.

416877889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5419008, while the sum is 58.

The square root of 416877889 is about 20417.5877370467. The cubic root of 416877889 is about 747.0269794745.

The spelling of 416877889 in words is "four hundred sixteen million, eight hundred seventy-seven thousand, eight hundred eighty-nine".