895022778 has 64 divisors (see below), whose sum is σ = 2057247360. Its totient is φ = 257292288.

The previous prime is 895022771. The next prime is 895022809. The reversal of 895022778 is 877220598.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (895022771) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 104050 + ... + 112322.

It is an arithmetic number, because the mean of its divisors is an integer number (32144490).

Almost surely, 2^895022778 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 895022778, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1028623680).

895022778 is an abundant number, since it is smaller than the sum of its proper divisors (1162224582).

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

895022778 is a wasteful number, since it uses less digits than its factorization.

895022778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8383.

The product of its (nonzero) digits is 564480, while the sum is 48.

The square root of 895022778 is about 29916.9312931657. The cubic root of 895022778 is about 963.7062954303.

The spelling of 895022778 in words is "eight hundred ninety-five million, twenty-two thousand, seven hundred seventy-eight".