2193896 has 8 divisors (see below), whose sum is σ = 4113570. Its totient is φ = 1096944.

The previous prime is 2193889. The next prime is 2193929. The reversal of 2193896 is 6983912.

2193896 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2044900 + 148996 = 1430^2 + 386^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137111 + ... + 137126.

2^2193896 is an apocalyptic number.

It is an amenable number.

2193896 is a deficient number, since it is larger than the sum of its proper divisors (1919674).

2193896 is a wasteful number, since it uses less digits than its factorization.

2193896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274243 (or 274239 counting only the distinct ones).

The product of its digits is 23328, while the sum is 38.

The square root of 2193896 is about 1481.1806101890. The cubic root of 2193896 is about 129.9387482650.

The spelling of 2193896 in words is "two million, one hundred ninety-three thousand, eight hundred ninety-six".