478534216 has 16 divisors (see below), whose sum is σ = 897575040. Its totient is φ = 239180880.

The previous prime is 478534193. The next prime is 478534219. The reversal of 478534216 is 612435874.

It is not an unprimeable number, because it can be changed into a prime (478534219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17025 + ... + 35311.

It is an arithmetic number, because the mean of its divisors is an integer number (56098440).

Almost surely, 2^478534216 is an apocalyptic number.

It is an amenable number.

478534216 is a deficient number, since it is larger than the sum of its proper divisors (419040824).

478534216 is a wasteful number, since it uses less digits than its factorization.

478534216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21564 (or 21560 counting only the distinct ones).

The product of its digits is 161280, while the sum is 40.

The square root of 478534216 is about 21875.4249330156. The cubic root of 478534216 is about 782.1757224867.

It can be divided in two parts, 4785 and 34216, that multiplied together give a triangular number (163723560 = T₁₈₀₉₅).

The spelling of 478534216 in words is "four hundred seventy-eight million, five hundred thirty-four thousand, two hundred sixteen".