478384054 has 4 divisors (see below), whose sum is σ = 717576084. Its totient is φ = 239192026.

The previous prime is 478384051. The next prime is 478384091. The reversal of 478384054 is 450483874.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 478384054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478384051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119596012 + ... + 119596015.

It is an arithmetic number, because the mean of its divisors is an integer number (179394021).

Almost surely, 2^478384054 is an apocalyptic number.

478384054 is a deficient number, since it is larger than the sum of its proper divisors (239192030).

478384054 is a wasteful number, since it uses less digits than its factorization.

478384054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239192029.

The product of its (nonzero) digits is 430080, while the sum is 43.

The square root of 478384054 is about 21871.9924561070. The cubic root of 478384054 is about 782.0938994568.

The spelling of 478384054 in words is "four hundred seventy-eight million, three hundred eighty-four thousand, fifty-four".