478677192 has 64 divisors (see below), whose sum is σ = 1371285120. Its totient is φ = 136401408.

The previous prime is 478677191. The next prime is 478677193. The reversal of 478677192 is 291776874.

It is an interprime number because it is at equal distance from previous prime (478677191) and next prime (478677193).

It is not an unprimeable number, because it can be changed into a prime (478677191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63108 + ... + 70284.

It is an arithmetic number, because the mean of its divisors is an integer number (21426330).

Almost surely, 2^478677192 is an apocalyptic number.

478677192 is a gapful number since it is divisible by the number (42) 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 478677192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (685642560).

478677192 is an abundant number, since it is smaller than the sum of its proper divisors (892607928).

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

478677192 is a wasteful number, since it uses less digits than its factorization.

478677192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7590 (or 7586 counting only the distinct ones).

The product of its digits is 1185408, while the sum is 51.

The square root of 478677192 is about 21878.6926483280. The cubic root of 478677192 is about 782.2536139704.

The spelling of 478677192 in words is "four hundred seventy-eight million, six hundred seventy-seven thousand, one hundred ninety-two".