2522120 has 32 divisors (see below), whose sum is σ = 6010200. Its totient is φ = 949248.

The previous prime is 2522119. The next prime is 2522147. The reversal of 2522120 is 212252.

It can be written as a sum of positive squares in 4 ways, for example, as 2067844 + 454276 = 1438^2 + 674^2 .

It is a super-2 number, since 2×2522120² = 12722178588800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2522095 and 2522104.

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, 1175 + ... + 2534.

2^2522120 is an apocalyptic number.

2522120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2522120 is an abundant number, since it is smaller than the sum of its proper divisors (3488080).

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

2522120 is a wasteful number, since it uses less digits than its factorization.

2522120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3737 (or 3733 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 2522120 is about 1588.1183834966. The cubic root of 2522120 is about 136.1199921396.

Adding to 2522120 its reverse (212252), we get a palindrome (2734372).

The spelling of 2522120 in words is "two million, five hundred twenty-two thousand, one hundred twenty".