416427677 has 2 divisors, whose sum is σ = 416427678. Its totient is φ = 416427676.

The previous prime is 416427659. The next prime is 416427679. The reversal of 416427677 is 776724614.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 260951716 + 155475961 = 16154^2 + 12469^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-416427677 is a prime.

Together with 416427679, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (416427679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 208213838 + 208213839.

It is an arithmetic number, because the mean of its divisors is an integer number (208213839).

Almost surely, 2^416427677 is an apocalyptic number.

It is an amenable number.

416427677 is a deficient number, since it is larger than the sum of its proper divisors (1).

416427677 is an equidigital number, since it uses as much as digits as its factorization.

416427677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 395136, while the sum is 44.

The square root of 416427677 is about 20406.5596561498. The cubic root of 416427677 is about 746.7579625249.

The spelling of 416427677 in words is "four hundred sixteen million, four hundred twenty-seven thousand, six hundred seventy-seven".