427158771 has 8 divisors (see below), whose sum is σ = 613356240. Its totient is φ = 262866912.

The previous prime is 427158757. The next prime is 427158773. The reversal of 427158771 is 177851724.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-427158771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (427158773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5476356 + ... + 5476433.

It is an arithmetic number, because the mean of its divisors is an integer number (76669530).

Almost surely, 2^427158771 is an apocalyptic number.

427158771 is a deficient number, since it is larger than the sum of its proper divisors (186197469).

427158771 is a wasteful number, since it uses less digits than its factorization.

427158771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10952805.

The product of its digits is 109760, while the sum is 42.

The square root of 427158771 is about 20667.8196963298. The cubic root of 427158771 is about 753.1181418451.

The spelling of 427158771 in words is "four hundred twenty-seven million, one hundred fifty-eight thousand, seven hundred seventy-one".