478481046 has 8 divisors (see below), whose sum is σ = 956962104. Its totient is φ = 159493680.

The previous prime is 478481027. The next prime is 478481051. The reversal of 478481046 is 640184874.

It is a happy number.

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

478481046 is an admirable number.

It is a super-2 number, since 2×478481046² = 457888222762508232, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 478480989 and 478481007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39873415 + ... + 39873426.

It is an arithmetic number, because the mean of its divisors is an integer number (119620263).

Almost surely, 2^478481046 is an apocalyptic number.

478481046 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

478481046 is a wasteful number, since it uses less digits than its factorization.

478481046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79746846.

The product of its (nonzero) digits is 172032, while the sum is 42.

The square root of 478481046 is about 21874.2096085779. The cubic root of 478481046 is about 782.1467521977.

The spelling of 478481046 in words is "four hundred seventy-eight million, four hundred eighty-one thousand, forty-six".