896605421 has 16 divisors (see below), whose sum is σ = 956067840. Its totient is φ = 838427760.

The previous prime is 896605403. The next prime is 896605433. The reversal of 896605421 is 124506698.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 896605421 - 2¹⁸ = 896343277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (896605121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 842936 + ... + 843998.

It is an arithmetic number, because the mean of its divisors is an integer number (59754240).

Almost surely, 2^896605421 is an apocalyptic number.

It is an amenable number.

896605421 is a deficient number, since it is larger than the sum of its proper divisors (59462419).

896605421 is a wasteful number, since it uses less digits than its factorization.

896605421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1616.

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 896605421 is about 29943.3702344943. The cubic root of 896605421 is about 964.2739923095.

The spelling of 896605421 in words is "eight hundred ninety-six million, six hundred five thousand, four hundred twenty-one".