427482787 has 2 divisors, whose sum is σ = 427482788. Its totient is φ = 427482786.

The previous prime is 427482751. The next prime is 427482791. The reversal of 427482787 is 787284724.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 427482787 - 2¹⁵ = 427450019 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 427482787.

It is not a weakly prime, because it can be changed into another prime (427483787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213741393 + 213741394.

It is an arithmetic number, because the mean of its divisors is an integer number (213741394).

Almost surely, 2^427482787 is an apocalyptic number.

427482787 is a deficient number, since it is larger than the sum of its proper divisors (1).

427482787 is an equidigital number, since it uses as much as digits as its factorization.

427482787 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1404928, while the sum is 49.

The square root of 427482787 is about 20675.6568698554. The cubic root of 427482787 is about 753.3085165335.

The spelling of 427482787 in words is "four hundred twenty-seven million, four hundred eighty-two thousand, seven hundred eighty-seven".