476497728 has 196 divisors, whose sum is σ = 1621312480. Its totient is φ = 136048896.

The previous prime is 476497691. The next prime is 476497733. The reversal of 476497728 is 827794674.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

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 27 ways as a sum of consecutive naturals, for example, 325863 + ... + 327321.

Almost surely, 2^476497728 is an apocalyptic number.

476497728 is a gapful number since it is divisible by the number (48) 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 476497728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (810656240).

476497728 is an abundant number, since it is smaller than the sum of its proper divisors (1144814752).

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

476497728 is an equidigital number, since it uses as much as digits as its factorization.

476497728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1496 (or 1471 counting only the distinct ones).

The product of its digits is 4741632, while the sum is 54.

The square root of 476497728 is about 21828.8279117318. The cubic root of 476497728 is about 781.0645818490.

The spelling of 476497728 in words is "four hundred seventy-six million, four hundred ninety-seven thousand, seven hundred twenty-eight".