3894573312 has 270 divisors, whose sum is σ = 13512423078. Its totient is φ = 1112444928.

The previous prime is 3894573281. The next prime is 3894573329. The reversal of 3894573312 is 2133754983.

It can be written as a sum of positive squares in only one way, i.e., 2854123776 + 1040449536 = 53424^2 + 32256^2 .

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 29 ways as a sum of consecutive naturals, for example, 1014148 + ... + 1017980.

Almost surely, 2^3894573312 is an apocalyptic number.

3894573312 is a gapful number since it is divisible by the number (32) 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 3894573312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6756211539).

3894573312 is an abundant number, since it is smaller than the sum of its proper divisors (9617849766).

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

3894573312 is an equidigital number, since it uses as much as digits as its factorization.

3894573312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3875 (or 3845 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The square root of 3894573312 is about 62406.5165828057. The cubic root of 3894573312 is about 1573.3304976169.

The spelling of 3894573312 in words is "three billion, eight hundred ninety-four million, five hundred seventy-three thousand, three hundred twelve".