478725427 has 12 divisors (see below), whose sum is σ = 503433504. Its totient is φ = 455177360.

The previous prime is 478725421. The next prime is 478725433. The reversal of 478725427 is 724527874.

It is an interprime number because it is at equal distance from previous prime (478725421) and next prime (478725433).

It is not a de Polignac number, because 478725427 - 2³ = 478725419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (478725421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 88902 + ... + 94132.

It is an arithmetic number, because the mean of its divisors is an integer number (41952792).

Almost surely, 2^478725427 is an apocalyptic number.

478725427 is a deficient number, since it is larger than the sum of its proper divisors (24708077).

478725427 is a wasteful number, since it uses less digits than its factorization.

478725427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5450 (or 5427 counting only the distinct ones).

The product of its digits is 878080, while the sum is 46.

The square root of 478725427 is about 21879.7949487649. The cubic root of 478725427 is about 782.2798882783.

The spelling of 478725427 in words is "four hundred seventy-eight million, seven hundred twenty-five thousand, four hundred twenty-seven".