478547645 has 16 divisors (see below), whose sum is σ = 588732672. Its totient is φ = 373222080.

The previous prime is 478547599. The next prime is 478547669. The reversal of 478547645 is 546745874.

It is not a de Polignac number, because 478547645 - 2¹⁸ = 478285501 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 478547593 and 478547602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129980 + ... + 133610.

It is an arithmetic number, because the mean of its divisors is an integer number (36795792).

Almost surely, 2^478547645 is an apocalyptic number.

It is an amenable number.

478547645 is a deficient number, since it is larger than the sum of its proper divisors (110185027).

478547645 is a wasteful number, since it uses less digits than its factorization.

478547645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4292.

The product of its digits is 3763200, while the sum is 50.

The square root of 478547645 is about 21875.7318734711. The cubic root of 478547645 is about 782.1830390931.

The spelling of 478547645 in words is "four hundred seventy-eight million, five hundred forty-seven thousand, six hundred forty-five".