827147898 has 12 divisors (see below), whose sum is σ = 1792153818. Its totient is φ = 275715960.

The previous prime is 827147879. The next prime is 827147953. The reversal of 827147898 is 898741728.

It is a happy number.

827147898 is a `hidden beast` number, since 82 + 7 + 1 + 478 + 98 = 666.

827147898 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 only one way, i.e., 725601969 + 101545929 = 26937^2 + 10077^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22976313 + ... + 22976348.

Almost surely, 2^827147898 is an apocalyptic number.

827147898 is an abundant number, since it is smaller than the sum of its proper divisors (965005920).

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

827147898 is a wasteful number, since it uses less digits than its factorization.

827147898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45952669 (or 45952666 counting only the distinct ones).

The product of its digits is 1806336, while the sum is 54.

The square root of 827147898 is about 28760.1790328224. The cubic root of 827147898 is about 938.7019574197.

It can be divided in two parts, 8271 and 47898, that added together give a square (56169 = 237²).

The spelling of 827147898 in words is "eight hundred twenty-seven million, one hundred forty-seven thousand, eight hundred ninety-eight".