427662377 has 2 divisors, whose sum is σ = 427662378. Its totient is φ = 427662376.

The previous prime is 427662371. The next prime is 427662383. The reversal of 427662377 is 773266724.

It is a balanced prime because it is at equal distance from previous prime (427662371) and next prime (427662383).

It can be written as a sum of positive squares in only one way, i.e., 422261401 + 5400976 = 20549^2 + 2324^2 .

It is a cyclic number.

It is not a de Polignac number, because 427662377 - 2⁸ = 427662121 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (427662371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213831188 + 213831189.

It is an arithmetic number, because the mean of its divisors is an integer number (213831189).

Almost surely, 2^427662377 is an apocalyptic number.

It is an amenable number.

427662377 is a deficient number, since it is larger than the sum of its proper divisors (1).

427662377 is an equidigital number, since it uses as much as digits as its factorization.

427662377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 592704, while the sum is 44.

The square root of 427662377 is about 20679.9994439071. Note that the first 3 decimals coincide. The cubic root of 427662377 is about 753.4139926992.

The spelling of 427662377 in words is "four hundred twenty-seven million, six hundred sixty-two thousand, three hundred seventy-seven".