3645263424 has 336 divisors, whose sum is σ = 11237244480. Its totient is φ = 1040793600.

The previous prime is 3645263393. The next prime is 3645263473. The reversal of 3645263424 is 4243625463.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 40957972 + ... + 40958060.

It is an arithmetic number, because the mean of its divisors is an integer number (33444180).

Almost surely, 2^3645263424 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 3645263424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5618622240).

3645263424 is an abundant number, since it is smaller than the sum of its proper divisors (7591981056).

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

3645263424 is a wasteful number, since it uses less digits than its factorization.

3645263424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210 (or 189 counting only the distinct ones).

The product of its digits is 414720, while the sum is 39.

The square root of 3645263424 is about 60376.0169603792. The cubic root of 3645263424 is about 1539.0154250833.

Adding to 3645263424 its reverse (4243625463), we get a palindrome (7888888887).

The spelling of 3645263424 in words is "three billion, six hundred forty-five million, two hundred sixty-three thousand, four hundred twenty-four".