3783626320 has 20 divisors (see below), whose sum is σ = 8796931380. Its totient is φ = 1513450496.

The previous prime is 3783626309. The next prime is 3783626359. The reversal of 3783626320 is 236263873.

It can be written as a sum of positive squares in 2 ways, for example, as 480135744 + 3303490576 = 21912^2 + 57476^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 23647585 + ... + 23647744.

It is an arithmetic number, because the mean of its divisors is an integer number (439846569).

Almost surely, 2^3783626320 is an apocalyptic number.

It is an amenable number.

3783626320 is an abundant number, since it is smaller than the sum of its proper divisors (5013305060).

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

3783626320 is a wasteful number, since it uses less digits than its factorization.

3783626320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47295342 (or 47295336 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 40.

The square root of 3783626320 is about 61511.1885757380. The cubic root of 3783626320 is about 1558.2462101069.

The spelling of 3783626320 in words is "three billion, seven hundred eighty-three million, six hundred twenty-six thousand, three hundred twenty".