4522289820 has 48 divisors (see below), whose sum is σ = 12877038720. Its totient is φ = 1185503296.

The previous prime is 4522289809. The next prime is 4522289869. The reversal of 4522289820 is 289822254.

It is a super-2 number, since 2×4522289820² = 40902210432151264800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 635202 + ... + 642281.

It is an arithmetic number, because the mean of its divisors is an integer number (268271640).

Almost surely, 2^4522289820 is an apocalyptic number.

It is an amenable number.

4522289820 is an abundant number, since it is smaller than the sum of its proper divisors (8354748900).

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

4522289820 is a wasteful number, since it uses less digits than its factorization.

4522289820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1277554 (or 1277552 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 42.

The square root of 4522289820 is about 67247.9726088452. The cubic root of 4522289820 is about 1653.6850384320.

The spelling of 4522289820 in words is "four billion, five hundred twenty-two million, two hundred eighty-nine thousand, eight hundred twenty".