427383567 has 16 divisors (see below), whose sum is σ = 681866080. Its totient is φ = 263005056.

The previous prime is 427383533. The next prime is 427383581. The reversal of 427383567 is 765383724.

427383567 is a `hidden beast` number, since 4 + 2 + 7 + 3 + 83 + 567 = 666.

It is not a de Polignac number, because 427383567 - 2⁸ = 427383311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427383167) 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 in 15 ways as a sum of consecutive naturals, for example, 608458 + ... + 609159.

It is an arithmetic number, because the mean of its divisors is an integer number (42616630).

Almost surely, 2^427383567 is an apocalyptic number.

427383567 is a deficient number, since it is larger than the sum of its proper divisors (254482513).

427383567 is a wasteful number, since it uses less digits than its factorization.

427383567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1217639 (or 1217633 counting only the distinct ones).

The product of its digits is 846720, while the sum is 45.

The square root of 427383567 is about 20673.2572905191. The cubic root of 427383567 is about 753.2502303235.

The spelling of 427383567 in words is "four hundred twenty-seven million, three hundred eighty-three thousand, five hundred sixty-seven".