5622901920 has 144 divisors (see below), whose sum is σ = 19503017352. Its totient is φ = 1474836480.

The previous prime is 5622901891. The next prime is 5622901927. The reversal of 5622901920 is 291092265.

It is a happy number.

5622901920 is a `hidden beast` number, since 5 + 622 + 9 + 0 + 1 + 9 + 20 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 4845830544 + 777071376 = 69612^2 + 27876^2 .

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-3 number, since 3×5622901920³ (a number of 30 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (5622901927) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55834 + ... + 119846.

Almost surely, 2^5622901920 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 5622901920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9751508676).

5622901920 is an abundant number, since it is smaller than the sum of its proper divisors (13880115432).

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

5622901920 is a wasteful number, since it uses less digits than its factorization.

5622901920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64095 (or 64084 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 5622901920 is about 74986.0114954783. The cubic root of 5622901920 is about 1778.2255092900.

The spelling of 5622901920 in words is "five billion, six hundred twenty-two million, nine hundred one thousand, nine hundred twenty".