478571775 has 96 divisors (see below), whose sum is σ = 907441920. Its totient is φ = 220416000.

The previous prime is 478571773. The next prime is 478571789. The reversal of 478571775 is 577175874.

Together with 428870144 it forms a betrothed pair.

It is not a de Polignac number, because 478571775 - 2¹ = 478571773 is a prime.

It is a super-3 number, since 3×478571775³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478571773) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1985655 + ... + 1985895.

It is an arithmetic number, because the mean of its divisors is an integer number (9452520).

Almost surely, 2^478571775 is an apocalyptic number.

478571775 is a deficient number, since it is larger than the sum of its proper divisors (428870145).

478571775 is a wasteful number, since it uses less digits than its factorization.

478571775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377 (or 372 counting only the distinct ones).

The product of its digits is 1920800, while the sum is 51.

The square root of 478571775 is about 21876.2833909236. The cubic root of 478571775 is about 782.1961856486.

The spelling of 478571775 in words is "four hundred seventy-eight million, five hundred seventy-one thousand, seven hundred seventy-five".