897828798 has 16 divisors (see below), whose sum is σ = 1829538576. Its totient is φ = 293629440.

The previous prime is 897828797. The next prime is 897828809.

897828798 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (897828797) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1411363 + ... + 1411998.

It is an arithmetic number, because the mean of its divisors is an integer number (114346161).

Almost surely, 2^897828798 is an apocalyptic number.

897828798 is an abundant number, since it is smaller than the sum of its proper divisors (931709778).

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

897828798 is a wasteful number, since it uses less digits than its factorization.

897828798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2823419.

The product of its digits is 32514048, while the sum is 66.

The square root of 897828798 is about 29963.7914490139. The cubic root of 897828798 is about 964.7123622127.

The spelling of 897828798 in words is "eight hundred ninety-seven million, eight hundred twenty-eight thousand, seven hundred ninety-eight".