2196770 has 8 divisors (see below), whose sum is σ = 3954204. Its totient is φ = 878704.

The previous prime is 2196767. The next prime is 2196781. The reversal of 2196770 is 776912.

It can be written as a sum of positive squares in 2 ways, for example, as 2157961 + 38809 = 1469^2 + 197^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109829 + ... + 109848.

2^2196770 is an apocalyptic number.

2196770 is a deficient number, since it is larger than the sum of its proper divisors (1757434).

2196770 is a wasteful number, since it uses less digits than its factorization.

2196770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219684.

The product of its (nonzero) digits is 5292, while the sum is 32.

The square root of 2196770 is about 1482.1504646965. The cubic root of 2196770 is about 129.9954633525.

The spelling of 2196770 in words is "two million, one hundred ninety-six thousand, seven hundred seventy".