427560347 has 2 divisors, whose sum is σ = 427560348. Its totient is φ = 427560346.

The previous prime is 427560293. The next prime is 427560349. The reversal of 427560347 is 743065724.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-427560347 is a prime.

Together with 427560349, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 427560347.

It is not a weakly prime, because it can be changed into another prime (427560349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213780173 + 213780174.

It is an arithmetic number, because the mean of its divisors is an integer number (213780174).

Almost surely, 2^427560347 is an apocalyptic number.

427560347 is a deficient number, since it is larger than the sum of its proper divisors (1).

427560347 is an equidigital number, since it uses as much as digits as its factorization.

427560347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 141120, while the sum is 38.

The square root of 427560347 is about 20677.5324204800. The cubic root of 427560347 is about 753.3540724227.

The spelling of 427560347 in words is "four hundred twenty-seven million, five hundred sixty thousand, three hundred forty-seven".