896649 has 16 divisors (see below), whose sum is σ = 1307712. Its totient is φ = 543168.

The previous prime is 896647. The next prime is 896669. The reversal of 896649 is 946698.

It is not a de Polignac number, because 896649 - 2¹ = 896647 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 896649.

It is not an unprimeable number, because it can be changed into a prime (896647) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 3099 + ... + 3375.

It is an arithmetic number, because the mean of its divisors is an integer number (81732).

2⁸⁹⁶⁶⁴⁹ is an apocalyptic number.

It is an amenable number.

896649 is a deficient number, since it is larger than the sum of its proper divisors (411063).

896649 is a wasteful number, since it uses less digits than its factorization.

896649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376.

The product of its digits is 93312, while the sum is 42.

The square root of 896649 is about 946.9155189350. The cubic root of 896649 is about 96.4289614721.

The spelling of 896649 in words is "eight hundred ninety-six thousand, six hundred forty-nine".