478061392 has 20 divisors (see below), whose sum is σ = 941430196. Its totient is φ = 235111680.

The previous prime is 478061359. The next prime is 478061411. The reversal of 478061392 is 293160874.

It can be written as a sum of positive squares in 2 ways, for example, as 16842816 + 461218576 = 4104^2 + 21476^2 .

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, 243933 + ... + 245884.

Almost surely, 2^478061392 is an apocalyptic number.

It is an amenable number.

478061392 is a deficient number, since it is larger than the sum of its proper divisors (463368804).

478061392 is a wasteful number, since it uses less digits than its factorization.

478061392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489886 (or 489880 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 478061392 is about 21864.6150663578. The cubic root of 478061392 is about 781.9180235145.

The spelling of 478061392 in words is "four hundred seventy-eight million, sixty-one thousand, three hundred ninety-two".