478341697 has 4 divisors (see below), whose sum is σ = 485078976. Its totient is φ = 471604420.

The previous prime is 478341679. The next prime is 478341707. The reversal of 478341697 is 796143874.

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.

It is a cyclic number.

It is not a de Polignac number, because 478341697 - 2⁷ = 478341569 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 478341697.

It is not an unprimeable number, because it can be changed into a prime (478341637) 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, 3368533 + ... + 3368674.

It is an arithmetic number, because the mean of its divisors is an integer number (121269744).

Almost surely, 2^478341697 is an apocalyptic number.

It is an amenable number.

478341697 is a deficient number, since it is larger than the sum of its proper divisors (6737279).

478341697 is an equidigital number, since it uses as much as digits as its factorization.

478341697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6737278.

The product of its digits is 1016064, while the sum is 49.

The square root of 478341697 is about 21871.0241415440. The cubic root of 478341697 is about 782.0708161002.

The spelling of 478341697 in words is "four hundred seventy-eight million, three hundred forty-one thousand, six hundred ninety-seven".