2197936 has 20 divisors (see below), whose sum is σ = 4586512. Its totient is φ = 1014336.

The previous prime is 2197933. The next prime is 2197961. The reversal of 2197936 is 6397912.

It is a junction number, because it is equal to n+sod(n) for n = 2197895 and 2197904.

It is not an unprimeable number, because it can be changed into a prime (2197933) 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, 5076 + ... + 5491.

2^2197936 is an apocalyptic number.

2197936 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2197936 is an abundant number, since it is smaller than the sum of its proper divisors (2388576).

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

2197936 is a wasteful number, since it uses less digits than its factorization.

2197936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10588 (or 10582 counting only the distinct ones).

The product of its digits is 20412, while the sum is 37.

The square root of 2197936 is about 1482.5437598938. The cubic root of 2197936 is about 130.0184589173.

The spelling of 2197936 in words is "two million, one hundred ninety-seven thousand, nine hundred thirty-six".