427168896 has 128 divisors (see below), whose sum is σ = 1414748160. Its totient is φ = 110945280.

The previous prime is 427168831. The next prime is 427168921. The reversal of 427168896 is 698861724.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 22345 + ... + 36791.

It is an arithmetic number, because the mean of its divisors is an integer number (11052720).

Almost surely, 2^427168896 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 427168896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (707374080).

427168896 is an abundant number, since it is smaller than the sum of its proper divisors (987579264).

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

427168896 is a wasteful number, since it uses less digits than its factorization.

427168896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14482 (or 14470 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 51.

The square root of 427168896 is about 20668.0646408898. The cubic root of 427168896 is about 753.1240922172.

The spelling of 427168896 in words is "four hundred twenty-seven million, one hundred sixty-eight thousand, eight hundred ninety-six".