896835561 has 16 divisors (see below), whose sum is σ = 1269172800. Its totient is φ = 561363968.

The previous prime is 896835553. The next prime is 896835581. The reversal of 896835561 is 165538698.

It is a cyclic number.

It is not a de Polignac number, because 896835561 - 2³ = 896835553 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (896835581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 385 + ... + 42353.

It is an arithmetic number, because the mean of its divisors is an integer number (79323300).

Almost surely, 2^896835561 is an apocalyptic number.

It is an amenable number.

896835561 is a deficient number, since it is larger than the sum of its proper divisors (372337239).

896835561 is a wasteful number, since it uses less digits than its factorization.

896835561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42408.

The product of its digits is 1555200, while the sum is 51.

The square root of 896835561 is about 29947.2129087166. The cubic root of 896835561 is about 964.3564882908.

The spelling of 896835561 in words is "eight hundred ninety-six million, eight hundred thirty-five thousand, five hundred sixty-one".