3620005400 has 144 divisors (see below), whose sum is σ = 9739350600. Its totient is φ = 1246924800.

The previous prime is 3620005391. The next prime is 3620005447. The reversal of 3620005400 is 45000263.

3620005400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 455864 + ... + 463736.

Almost surely, 2^3620005400 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 3620005400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4869675300).

3620005400 is an abundant number, since it is smaller than the sum of its proper divisors (6119345200).

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

3620005400 is a wasteful number, since it uses less digits than its factorization.

3620005400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7930 (or 7910 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 3620005400 is about 60166.4807014670. The cubic root of 3620005400 is about 1535.4525716215.

Adding to 3620005400 its reverse (45000263), we get a palindrome (3665005663).

The spelling of 3620005400 in words is "three billion, six hundred twenty million, five thousand, four hundred".