3946599424 has 44 divisors (see below), whose sum is σ = 7970878804. Its totient is φ = 1952907264.

The previous prime is 3946599359. The next prime is 3946599427. The reversal of 3946599424 is 4249956493.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2924646400 + 1021953024 = 54080^2 + 31968^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3946599427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79462 + ... + 119194.

Almost surely, 2^3946599424 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 3946599424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3985439402).

3946599424 is an abundant number, since it is smaller than the sum of its proper divisors (4024279380).

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

3946599424 is an equidigital number, since it uses as much as digits as its factorization.

3946599424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39850 (or 39832 counting only the distinct ones).

The product of its digits is 8398080, while the sum is 55.

The square root of 3946599424 is about 62821.9660946711. The cubic root of 3946599424 is about 1580.3053706618.

The spelling of 3946599424 in words is "three billion, nine hundred forty-six million, five hundred ninety-nine thousand, four hundred twenty-four".