2097522 has 64 divisors (see below), whose sum is σ = 5529600. Its totient is φ = 576720.

The previous prime is 2097517. The next prime is 2097523. The reversal of 2097522 is 2257902.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2097523) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11629 + ... + 11807.

It is an arithmetic number, because the mean of its divisors is an integer number (86400).

2^2097522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2097522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2764800).

2097522 is an abundant number, since it is smaller than the sum of its proper divisors (3432078).

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

2097522 is a wasteful number, since it uses less digits than its factorization.

2097522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228 (or 222 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 2097522 is about 1448.2824310196. The cubic root of 2097522 is about 128.0075272266.

The spelling of 2097522 in words is "two million, ninety-seven thousand, five hundred twenty-two".