427372327 has 2 divisors, whose sum is σ = 427372328. Its totient is φ = 427372326.

The previous prime is 427372277. The next prime is 427372349. The reversal of 427372327 is 723273724.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 427372327 - 2¹⁵ = 427339559 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (427372357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213686163 + 213686164.

It is an arithmetic number, because the mean of its divisors is an integer number (213686164).

Almost surely, 2^427372327 is an apocalyptic number.

427372327 is a deficient number, since it is larger than the sum of its proper divisors (1).

427372327 is an equidigital number, since it uses as much as digits as its factorization.

427372327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 98784, while the sum is 37.

The square root of 427372327 is about 20672.9854399407. The cubic root of 427372327 is about 753.2436268823.

The spelling of 427372327 in words is "four hundred twenty-seven million, three hundred seventy-two thousand, three hundred twenty-seven".