3619331712 has 96 divisors (see below), whose sum is σ = 10696616580. Its totient is φ = 1173823488.

The previous prime is 3619331699. The next prime is 3619331719. The reversal of 3619331712 is 2171339163.

3619331712 is a `hidden beast` number, since 3 + 619 + 3 + 31 + 7 + 1 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3602880576 + 16451136 = 60024^2 + 4056^2 .

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (3619331719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 168 + ... + 85080.

Almost surely, 2^3619331712 is an apocalyptic number.

3619331712 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 3619331712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5348308290).

3619331712 is an abundant number, since it is smaller than the sum of its proper divisors (7077284868).

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

3619331712 is a wasteful number, since it uses less digits than its factorization.

3619331712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84970 (or 84955 counting only the distinct ones).

The product of its digits is 20412, while the sum is 36.

The square root of 3619331712 is about 60160.8819084295. The cubic root of 3619331712 is about 1535.3573157647.

The spelling of 3619331712 in words is "three billion, six hundred nineteen million, three hundred thirty-one thousand, seven hundred twelve".