2196430 has 16 divisors (see below), whose sum is σ = 3981600. Its totient is φ = 872352.

The previous prime is 2196413. The next prime is 2196433. The reversal of 2196430 is 346912.

It is a junction number, because it is equal to n+sod(n) for n = 2196395 and 2196404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2196433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 871 + ... + 2269.

It is an arithmetic number, because the mean of its divisors is an integer number (248850).

2^2196430 is an apocalyptic number.

2196430 is a deficient number, since it is larger than the sum of its proper divisors (1785170).

2196430 is a wasteful number, since it uses less digits than its factorization.

2196430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1563.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 2196430 is about 1482.0357620516. The cubic root of 2196430 is about 129.9887564240.

The spelling of 2196430 in words is "two million, one hundred ninety-six thousand, four hundred thirty".