2096649 has 6 divisors (see below), whose sum is σ = 3028506. Its totient is φ = 1397760.

The previous prime is 2096639. The next prime is 2096681. The reversal of 2096649 is 9466902.

2096649 is a `hidden beast` number, since 2 + 0 + 9 + 6 + 649 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2082249 + 14400 = 1443^2 + 120^2 .

It is not a de Polignac number, because 2096649 - 2¹¹ = 2094601 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2096629) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 116472 + ... + 116489.

It is an arithmetic number, because the mean of its divisors is an integer number (504751).

2^2096649 is an apocalyptic number.

It is an amenable number.

2096649 is a deficient number, since it is larger than the sum of its proper divisors (931857).

2096649 is a wasteful number, since it uses less digits than its factorization.

2096649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232967 (or 232964 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 2096649 is about 1447.9810081627. The cubic root of 2096649 is about 127.9897656205.

It can be divided in two parts, 20 and 96649, that added together give a palindrome (96669).

The spelling of 2096649 in words is "two million, ninety-six thousand, six hundred forty-nine".