2522688 has 56 divisors (see below), whose sum is σ = 7632192. Its totient is φ = 720384.

The previous prime is 2522671. The next prime is 2522699. The reversal of 2522688 is 8862252.

It is a tau number, because it is divible by the number of its divisors (56).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 406 + ... + 2282.

2^2522688 is an apocalyptic number.

2522688 is a gapful number since it is divisible by the number (28) 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 2522688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3816096).

2522688 is an abundant number, since it is smaller than the sum of its proper divisors (5109504).

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

2522688 is a wasteful number, since it uses less digits than its factorization.

2522688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1899 (or 1889 counting only the distinct ones).

The product of its digits is 15360, while the sum is 33.

The square root of 2522688 is about 1588.2972014078. The cubic root of 2522688 is about 136.1302097809.

The spelling of 2522688 in words is "two million, five hundred twenty-two thousand, six hundred eighty-eight".