423277 has 2 divisors, whose sum is σ = 423278. Its totient is φ = 423276.

The previous prime is 423259. The next prime is 423281. The reversal of 423277 is 772324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 385641 + 37636 = 621^2 + 194^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423277 is a prime.

423277 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211638 + 211639.

It is an arithmetic number, because the mean of its divisors is an integer number (211639).

2⁴²³²⁷⁷ is an apocalyptic number.

It is an amenable number.

423277 is a deficient number, since it is larger than the sum of its proper divisors (1).

423277 is an equidigital number, since it uses as much as digits as its factorization.

423277 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2352, while the sum is 25.

The square root of 423277 is about 650.5974177631. The cubic root of 423277 is about 75.0829896173.

The spelling of 423277 in words is "four hundred twenty-three thousand, two hundred seventy-seven", and thus it is an iban number.