4522506840 has 48 divisors (see below), whose sum is σ = 14698148400. Its totient is φ = 1206001728.

The previous prime is 4522506829. The next prime is 4522506847. The reversal of 4522506840 is 486052254.

It is a happy number.

4522506840 is a `hidden beast` number, since 4 + 522 + 50 + 6 + 84 + 0 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 4522506795 and 4522506804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4522506847) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6280900 + ... + 6281619.

It is an arithmetic number, because the mean of its divisors is an integer number (306211425).

Almost surely, 2^4522506840 is an apocalyptic number.

4522506840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4522506840 is an abundant number, since it is smaller than the sum of its proper divisors (10175641560).

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

4522506840 is a wasteful number, since it uses less digits than its factorization.

4522506840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12562536 (or 12562529 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The square root of 4522506840 is about 67249.5861697304. The cubic root of 4522506840 is about 1653.7114908857.

The spelling of 4522506840 in words is "four billion, five hundred twenty-two million, five hundred six thousand, eight hundred forty".