5628742236 has 144 divisors (see below), whose sum is σ = 15776298720. Its totient is φ = 1681090560.

The previous prime is 5628742219. The next prime is 5628742237. The reversal of 5628742236 is 6322478265.

5628742236 is a `hidden beast` number, since 562 + 87 + 4 + 2 + 2 + 3 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 5628742191 and 5628742200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5628742237) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4470175 + ... + 4471433.

It is an arithmetic number, because the mean of its divisors is an integer number (109557630).

Almost surely, 2^5628742236 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 5628742236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7888149360).

5628742236 is an abundant number, since it is smaller than the sum of its proper divisors (10147556484).

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

5628742236 is a wasteful number, since it uses less digits than its factorization.

5628742236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1556 (or 1551 counting only the distinct ones).

The product of its digits is 967680, while the sum is 45.

The square root of 5628742236 is about 75024.9440919485. The cubic root of 5628742236 is about 1778.8409569397.

It can be divided in two parts, 56287 and 42236, that multiplied together give a palindrome (2377337732).

The spelling of 5628742236 in words is "five billion, six hundred twenty-eight million, seven hundred forty-two thousand, two hundred thirty-six".