3620326800 has 120 divisors (see below), whose sum is σ = 12279365856. Its totient is φ = 908625920.

The previous prime is 3620326751. The next prime is 3620326807. The reversal of 3620326800 is 86230263.

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×3620326800² = 26213532277596480000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (3620326807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68334 + ... + 109133.

Almost surely, 2^3620326800 is an apocalyptic number.

3620326800 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3620326800 is an abundant number, since it is smaller than the sum of its proper divisors (8659039056).

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

3620326800 is a wasteful number, since it uses less digits than its factorization.

3620326800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177505 (or 177494 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 3620326800 is about 60169.1515645684. The cubic root of 3620326800 is about 1535.4980116874.

The spelling of 3620326800 in words is "three billion, six hundred twenty million, three hundred twenty-six thousand, eight hundred".