2522100 has 72 divisors (see below), whose sum is σ = 8346688. Its totient is φ = 576000.

The previous prime is 2522089. The next prime is 2522119. The reversal of 2522100 is 12252.

It is a Harshad number since it is a multiple of its sum of digits (12).

2522100 is an undulating number in base 7.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1500 + ... + 2700.

2^2522100 is an apocalyptic number.

2522100 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 2522100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4173344).

2522100 is an abundant number, since it is smaller than the sum of its proper divisors (5824588).

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

2522100 is a wasteful number, since it uses less digits than its factorization.

2522100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1225 (or 1218 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 2522100 is about 1588.1120867244. The cubic root of 2522100 is about 136.1196323355.

Adding to 2522100 its reverse (12252), we get a palindrome (2534352).

The spelling of 2522100 in words is "two million, five hundred twenty-two thousand, one hundred".