895032138 has 192 divisors, whose sum is σ = 2493590400. Its totient is φ = 210470400.

The previous prime is 895032121. The next prime is 895032169. The reversal of 895032138 is 831230598.

895032138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 895032096 and 895032105.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2564388 + ... + 2564736.

It is an arithmetic number, because the mean of its divisors is an integer number (12987450).

Almost surely, 2^895032138 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 895032138, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1246795200).

895032138 is an abundant number, since it is smaller than the sum of its proper divisors (1598558262).

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

895032138 is a wasteful number, since it uses less digits than its factorization.

895032138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453 (or 446 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 895032138 is about 29917.0877259134. The cubic root of 895032138 is about 963.7096548455.

The spelling of 895032138 in words is "eight hundred ninety-five million, thirty-two thousand, one hundred thirty-eight".