1478227968 has 480 divisors, whose sum is σ = 5390985600. Its totient is φ = 394149888.

The previous prime is 1478227943. The next prime is 1478227999. The reversal of 1478227968 is 8697228741.

It is a happy number.

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.

Its product of digits (2709504) is a multiple of the sum of its prime divisors (98).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 22063071 + ... + 22063137.

It is an arithmetic number, because the mean of its divisors is an integer number (11231220).

Almost surely, 2^1478227968 is an apocalyptic number.

1478227968 is a gapful number since it is divisible by the number (18) 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 1478227968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2695492800).

1478227968 is an abundant number, since it is smaller than the sum of its proper divisors (3912757632).

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

1478227968 is an equidigital number, since it uses as much as digits as its factorization.

1478227968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127 (or 98 counting only the distinct ones).

The product of its digits is 2709504, while the sum is 54.

The square root of 1478227968 is about 38447.7303361330. The cubic root of 1478227968 is about 1139.1488383370.

The spelling of 1478227968 in words is "one billion, four hundred seventy-eight million, two hundred twenty-seven thousand, nine hundred sixty-eight".