2197528 has 16 divisors (see below), whose sum is σ = 4253760. Its totient is φ = 1063200.

The previous prime is 2197523. The next prime is 2197537. The reversal of 2197528 is 8257912.

It is a junction number, because it is equal to n+sod(n) for n = 2197493 and 2197502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2197523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4183 + ... + 4678.

It is an arithmetic number, because the mean of its divisors is an integer number (265860).

2^2197528 is an apocalyptic number.

It is an amenable number.

2197528 is a deficient number, since it is larger than the sum of its proper divisors (2056232).

2197528 is a wasteful number, since it uses less digits than its factorization.

2197528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8898 (or 8894 counting only the distinct ones).

The product of its digits is 10080, while the sum is 34.

The square root of 2197528 is about 1482.4061521729. The cubic root of 2197528 is about 130.0104133670.

The spelling of 2197528 in words is "two million, one hundred ninety-seven thousand, five hundred twenty-eight".