478471061 has 4 divisors (see below), whose sum is σ = 486580800. Its totient is φ = 470361324.

The previous prime is 478471057. The next prime is 478471067. The reversal of 478471061 is 160174874.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 160174874 = 2 ⋅80087437.

It is a cyclic number.

It is not a de Polignac number, because 478471061 - 2² = 478471057 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478471067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4054781 + ... + 4054898.

It is an arithmetic number, because the mean of its divisors is an integer number (121645200).

Almost surely, 2^478471061 is an apocalyptic number.

It is an amenable number.

478471061 is a deficient number, since it is larger than the sum of its proper divisors (8109739).

478471061 is an equidigital number, since it uses as much as digits as its factorization.

478471061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8109738.

The product of its (nonzero) digits is 37632, while the sum is 38.

The square root of 478471061 is about 21873.9813705690. The cubic root of 478471061 is about 782.1413115157.

The spelling of 478471061 in words is "four hundred seventy-eight million, four hundred seventy-one thousand, sixty-one".