2584696920 has 512 divisors, whose sum is σ = 9483264000. Its totient is φ = 557383680.

The previous prime is 2584696913. The next prime is 2584696927. The reversal of 2584696920 is 296964852.

It is an interprime number because it is at equal distance from previous prime (2584696913) and next prime (2584696927).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2584696927) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 26646312 + ... + 26646408.

It is an arithmetic number, because the mean of its divisors is an integer number (18522000).

Almost surely, 2^2584696920 is an apocalyptic number.

2584696920 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 2584696920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4741632000).

2584696920 is an abundant number, since it is smaller than the sum of its proper divisors (6898567080).

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

2584696920 is a wasteful number, since it uses less digits than its factorization.

2584696920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203 (or 199 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 51.

The square root of 2584696920 is about 50839.9146340747. The cubic root of 2584696920 is about 1372.3657633619.

The spelling of 2584696920 in words is "two billion, five hundred eighty-four million, six hundred ninety-six thousand, nine hundred twenty".