478362771 has 6 divisors (see below), whose sum is σ = 690968460. Its totient is φ = 318908508.

The previous prime is 478362769. The next prime is 478362799. The reversal of 478362771 is 177263874.

It is not a de Polignac number, because 478362771 - 2¹ = 478362769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (478362971) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26575701 + ... + 26575718.

It is an arithmetic number, because the mean of its divisors is an integer number (115161410).

Almost surely, 2^478362771 is an apocalyptic number.

478362771 is a deficient number, since it is larger than the sum of its proper divisors (212605689).

478362771 is a wasteful number, since it uses less digits than its factorization.

478362771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53151425 (or 53151422 counting only the distinct ones).

The product of its digits is 395136, while the sum is 45.

The square root of 478362771 is about 21871.5059152314. The cubic root of 478362771 is about 782.0823009993.

The spelling of 478362771 in words is "four hundred seventy-eight million, three hundred sixty-two thousand, seven hundred seventy-one".