2528743722 has 8 divisors (see below), whose sum is σ = 5057487456. Its totient is φ = 842914572.

The previous prime is 2528743709. The next prime is 2528743747. The reversal of 2528743722 is 2273478252.

It is a sphenic number, since it is the product of 3 distinct primes.

2528743722 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210728638 + ... + 210728649.

It is an arithmetic number, because the mean of its divisors is an integer number (632185932).

Almost surely, 2^2528743722 is an apocalyptic number.

2528743722 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2528743722 is a wasteful number, since it uses less digits than its factorization.

2528743722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421457292.

The product of its digits is 376320, while the sum is 42.

The square root of 2528743722 is about 50286.6157342090. The cubic root of 2528743722 is about 1362.3904976329.

The spelling of 2528743722 in words is "two billion, five hundred twenty-eight million, seven hundred forty-three thousand, seven hundred twenty-two".