3772875648 has 64 divisors (see below), whose sum is σ = 10039835520. Its totient is φ = 1255349760.

The previous prime is 3772875647. The next prime is 3772875653. The reversal of 3772875648 is 8465782773.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3772875647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210661 + ... + 227867.

It is an arithmetic number, because the mean of its divisors is an integer number (156872430).

Almost surely, 2^3772875648 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 3772875648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5019917760).

3772875648 is an abundant number, since it is smaller than the sum of its proper divisors (6266959872).

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

3772875648 is a wasteful number, since it uses less digits than its factorization.

3772875648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17795 (or 17783 counting only the distinct ones).

The product of its digits is 15805440, while the sum is 57.

The square root of 3772875648 is about 61423.7384730041. The cubic root of 3772875648 is about 1556.7689601573.

The spelling of 3772875648 in words is "three billion, seven hundred seventy-two million, eight hundred seventy-five thousand, six hundred forty-eight".