1478952216 has 256 divisors, whose sum is σ = 4902912000. Its totient is φ = 404196480.

The previous prime is 1478952203. The next prime is 1478952283. The reversal of 1478952216 is 6122598741.

1478952216 is a `hidden beast` number, since 1 + 47 + 89 + 522 + 1 + 6 = 666.

It is a super-2 number, since 2×1478952216² = 4374599314422621312, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6515095 + ... + 6515321.

It is an arithmetic number, because the mean of its divisors is an integer number (19152000).

Almost surely, 2^1478952216 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 1478952216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2451456000).

1478952216 is an abundant number, since it is smaller than the sum of its proper divisors (3423959784).

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

1478952216 is a wasteful number, since it uses less digits than its factorization.

1478952216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419 (or 409 counting only the distinct ones).

The product of its digits is 241920, while the sum is 45.

The square root of 1478952216 is about 38457.1477881551. The cubic root of 1478952216 is about 1139.3348474379.

The spelling of 1478952216 in words is "one billion, four hundred seventy-eight million, nine hundred fifty-two thousand, two hundred sixteen".