896811138 has 24 divisors (see below), whose sum is σ = 2010095100. Its totient is φ = 288628704.

The previous prime is 896811137. The next prime is 896811169. The reversal of 896811138 is 831118698.

It can be written as a sum of positive squares in 2 ways, for example, as 820650609 + 76160529 = 28647^2 + 8727^2 .

It is a junction number, because it is equal to n+sod(n) for n = 896811093 and 896811102.

It is not an unprimeable number, because it can be changed into a prime (896811137) 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 11 ways as a sum of consecutive naturals, for example, 858493 + ... + 859536.

Almost surely, 2^896811138 is an apocalyptic number.

896811138 is an abundant number, since it is smaller than the sum of its proper divisors (1113283962).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

896811138 is a wasteful number, since it uses less digits than its factorization.

896811138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1718066 (or 1718063 counting only the distinct ones).

The product of its digits is 82944, while the sum is 45.

The square root of 896811138 is about 29946.8051384451. The cubic root of 896811138 is about 964.3477342920.

The spelling of 896811138 in words is "eight hundred ninety-six million, eight hundred eleven thousand, one hundred thirty-eight".