2201526 has 32 divisors (see below), whose sum is σ = 4982400. Its totient is φ = 720360.

The previous prime is 2201519. The next prime is 2201531. The reversal of 2201526 is 6251022.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2201499 and 2201508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2841 + ... + 3531.

It is an arithmetic number, because the mean of its divisors is an integer number (155700).

2^2201526 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2201526, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2491200).

2201526 is an abundant number, since it is smaller than the sum of its proper divisors (2780874).

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

2201526 is a wasteful number, since it uses less digits than its factorization.

2201526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761 (or 755 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 2201526 is about 1483.7540227410. The cubic root of 2201526 is about 130.0892089857.

Adding to 2201526 its reverse (6251022), we get a palindrome (8452548).

The spelling of 2201526 in words is "two million, two hundred one thousand, five hundred twenty-six".