42327277 has 2 divisors, whose sum is σ = 42327278. Its totient is φ = 42327276.

The previous prime is 42327251. The next prime is 42327281. The reversal of 42327277 is 77272324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42068196 + 259081 = 6486^2 + 509^2 .

It is a cyclic number.

It is not a de Polignac number, because 42327277 - 2²³ = 33938669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42327247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21163638 + 21163639.

It is an arithmetic number, because the mean of its divisors is an integer number (21163639).

Almost surely, 2^42327277 is an apocalyptic number.

It is an amenable number.

42327277 is a deficient number, since it is larger than the sum of its proper divisors (1).

42327277 is an equidigital number, since it uses as much as digits as its factorization.

42327277 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32928, while the sum is 34.

The square root of 42327277 is about 6505.9416689669. The cubic root of 42327277 is about 348.5032052769.

The spelling of 42327277 in words is "forty-two million, three hundred twenty-seven thousand, two hundred seventy-seven".