3623318840 has 64 divisors (see below), whose sum is σ = 8225280000. Its totient is φ = 1436439168.

The previous prime is 3623318833. The next prime is 3623318861. The reversal of 3623318840 is 488133263.

It is a junction number, because it is equal to n+sod(n) for n = 3623318794 and 3623318803.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3332777 + ... + 3333863.

It is an arithmetic number, because the mean of its divisors is an integer number (128520000).

Almost surely, 2^3623318840 is an apocalyptic number.

It is an amenable number.

3623318840 is an abundant number, since it is smaller than the sum of its proper divisors (4601961160).

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

3623318840 is a wasteful number, since it uses less digits than its factorization.

3623318840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1764 (or 1760 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 38.

The square root of 3623318840 is about 60194.0100009959. The cubic root of 3623318840 is about 1535.9209022763.

The spelling of 3623318840 in words is "three billion, six hundred twenty-three million, three hundred eighteen thousand, eight hundred forty".