896996421 has 12 divisors (see below), whose sum is σ = 1303916172. Its totient is φ = 594187776.

The previous prime is 896996413. The next prime is 896996423. The reversal of 896996421 is 124699698.

896996421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 435348225 + 461648196 = 20865^2 + 21486^2 .

It is not a de Polignac number, because 896996421 - 2³ = 896996413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (896996423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 315996 + ... + 318821.

It is an arithmetic number, because the mean of its divisors is an integer number (108659681).

Almost surely, 2^896996421 is an apocalyptic number.

It is an amenable number.

896996421 is a deficient number, since it is larger than the sum of its proper divisors (406919751).

896996421 is a wasteful number, since it uses less digits than its factorization.

896996421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634980 (or 634977 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 54.

The square root of 896996421 is about 29949.8985140184. The cubic root of 896996421 is about 964.4141417848.

The spelling of 896996421 in words is "eight hundred ninety-six million, nine hundred ninety-six thousand, four hundred twenty-one".