478028306 has 32 divisors (see below), whose sum is σ = 839559168. Its totient is φ = 199892160.

The previous prime is 478028281. The next prime is 478028347. The reversal of 478028306 is 603820874.

It is a super-2 number, since 2×478028306² = 457022122674459272, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 478028306.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 140036 + ... + 143408.

It is an arithmetic number, because the mean of its divisors is an integer number (26236224).

Almost surely, 2^478028306 is an apocalyptic number.

478028306 is a deficient number, since it is larger than the sum of its proper divisors (361530862).

478028306 is a wasteful number, since it uses less digits than its factorization.

478028306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3626.

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 478028306 is about 21863.8584426446. The cubic root of 478028306 is about 781.8999845925.

The spelling of 478028306 in words is "four hundred seventy-eight million, twenty-eight thousand, three hundred six".