478135000 has 160 divisors (see below), whose sum is σ = 1349568000. Its totient is φ = 155088000.

The previous prime is 478134991. The next prime is 478135043. The reversal of 478135000 is 531874.

It is a super-2 number, since 2×478135000² = 457226156450000000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 478135000.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 664641 + ... + 665359.

It is an arithmetic number, because the mean of its divisors is an integer number (8434800).

Almost surely, 2^478135000 is an apocalyptic number.

478135000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 478135000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (674784000).

478135000 is an abundant number, since it is smaller than the sum of its proper divisors (871433000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

478135000 is a wasteful number, since it uses less digits than its factorization.

478135000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771 (or 752 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 478135000 is about 21866.2982692544. The cubic root of 478135000 is about 781.9581525782.

Adding to 478135000 its reverse (531874), we get a palindrome (478666874).

The spelling of 478135000 in words is "four hundred seventy-eight million, one hundred thirty-five thousand".