2900535820 has 192 divisors, whose sum is σ = 8108190720. Its totient is φ = 845779968.

The previous prime is 2900535811. The next prime is 2900535821. The reversal of 2900535820 is 285350092.

It is not an unprimeable number, because it can be changed into a prime (2900535821) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1278327 + ... + 1280593.

It is an arithmetic number, because the mean of its divisors is an integer number (42230160).

Almost surely, 2^2900535820 is an apocalyptic number.

2900535820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2900535820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4054095360).

2900535820 is an abundant number, since it is smaller than the sum of its proper divisors (5207654900).

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

2900535820 is a wasteful number, since it uses less digits than its factorization.

2900535820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2352 (or 2350 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 2900535820 is about 53856.6228053709. The cubic root of 2900535820 is about 1426.1309696003.

The spelling of 2900535820 in words is "two billion, nine hundred million, five hundred thirty-five thousand, eight hundred twenty".