2522128 has 30 divisors (see below), whose sum is σ = 5686206. Its totient is φ = 1080576.

The previous prime is 2522119. The next prime is 2522147. The reversal of 2522128 is 8212252.

It can be written as a sum of positive squares in only one way, i.e., 2458624 + 63504 = 1568^2 + 252^2 .

It is a super-2 number, since 2×2522128² = 12722259296768, which contains 22 as substring.

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2522099 and 2522108.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 825 + ... + 2392.

2^2522128 is an apocalyptic number.

2522128 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2522128 is an abundant number, since it is smaller than the sum of its proper divisors (3164078).

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

2522128 is a wasteful number, since it uses less digits than its factorization.

2522128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3239 (or 3226 counting only the distinct ones).

The product of its digits is 640, while the sum is 22.

The square root of 2522128 is about 1588.1209021986. The cubic root of 2522128 is about 136.1201360607.

The spelling of 2522128 in words is "two million, five hundred twenty-two thousand, one hundred twenty-eight".