426734784 has 112 divisors (see below), whose sum is σ = 1433779200. Its totient is φ = 121920768.

The previous prime is 426734743. The next prime is 426734827. The reversal of 426734784 is 487437624.

It is a tau number, because it is divible by the number of its divisors (112).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5544 + ... + 29735.

It is an arithmetic number, because the mean of its divisors is an integer number (12801600).

Almost surely, 2^426734784 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 426734784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (716889600).

426734784 is an abundant number, since it is smaller than the sum of its proper divisors (1007044416).

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

426734784 is a wasteful number, since it uses less digits than its factorization.

426734784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35307 (or 35291 counting only the distinct ones).

The product of its digits is 903168, while the sum is 45.

The square root of 426734784 is about 20657.5599720780. The cubic root of 426734784 is about 752.8688840135.

The spelling of 426734784 in words is "four hundred twenty-six million, seven hundred thirty-four thousand, seven hundred eighty-four".