4381724064 has 48 divisors (see below), whose sum is σ = 12107400480. Its totient is φ = 1383701760.

The previous prime is 4381724029. The next prime is 4381724069. The reversal of 4381724064 is 4604271834.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (4381724069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1199307 + ... + 1202954.

It is an arithmetic number, because the mean of its divisors is an integer number (252237510).

Almost surely, 2^4381724064 is an apocalyptic number.

It is an amenable number.

4381724064 is an abundant number, since it is smaller than the sum of its proper divisors (7725676416).

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

4381724064 is a wasteful number, since it uses less digits than its factorization.

4381724064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2402293 (or 2402285 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 39.

The square root of 4381724064 is about 66194.5924075373. The cubic root of 4381724064 is about 1636.3706255953.

Adding to 4381724064 its reverse (4604271834), we get a palindrome (8985995898).

The spelling of 4381724064 in words is "four billion, three hundred eighty-one million, seven hundred twenty-four thousand, sixty-four".