4232215440 has 160 divisors (see below), whose sum is σ = 14602636800. Its totient is φ = 1126656000.

The previous prime is 4232215397. The next prime is 4232215457. The reversal of 4232215440 is 445122324.

4232215440 is a `hidden beast` number, since 4 + 2 + 3 + 2 + 215 + 440 = 666.

4232215440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1620856 + ... + 1623464.

It is an arithmetic number, because the mean of its divisors is an integer number (91266480).

Almost surely, 2^4232215440 is an apocalyptic number.

4232215440 is a gapful number since it is divisible by the number (40) 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 4232215440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7301318400).

4232215440 is an abundant number, since it is smaller than the sum of its proper divisors (10370421360).

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

4232215440 is a wasteful number, since it uses less digits than its factorization.

4232215440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3382 (or 3370 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 4232215440 is about 65055.4797077079. The cubic root of 4232215440 is about 1617.5433271800.

Adding to 4232215440 its reverse (445122324), we get a palindrome (4677337764).

The spelling of 4232215440 in words is "four billion, two hundred thirty-two million, two hundred fifteen thousand, four hundred forty".