478923624 has 96 divisors (see below), whose sum is σ = 1364616000. Its totient is φ = 155629440.

The previous prime is 478923611. The next prime is 478923631. The reversal of 478923624 is 426329874.

It is a self number, because there is not a number n which added to its sum of digits gives 478923624.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 362437 + ... + 363755.

It is an arithmetic number, because the mean of its divisors is an integer number (14214750).

Almost surely, 2^478923624 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 478923624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (682308000).

478923624 is an abundant number, since it is smaller than the sum of its proper divisors (885692376).

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

478923624 is a wasteful number, since it uses less digits than its factorization.

478923624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1416 (or 1365 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The square root of 478923624 is about 21884.3237044237. The cubic root of 478923624 is about 782.3878305533.

The spelling of 478923624 in words is "four hundred seventy-eight million, nine hundred twenty-three thousand, six hundred twenty-four".