426042064 has 60 divisors (see below), whose sum is σ = 1002016224. Its totient is φ = 174643392.

The previous prime is 426042061. The next prime is 426042101. The reversal of 426042064 is 460240624.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426042061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6219 + ... + 29845.

Almost surely, 2^426042064 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 426042064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (501008112).

426042064 is an abundant number, since it is smaller than the sum of its proper divisors (575974160).

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

426042064 is a wasteful number, since it uses less digits than its factorization.

426042064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23672 (or 23659 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 426042064 is about 20640.7864191266. The cubic root of 426042064 is about 752.4612851905.

Adding to 426042064 its reverse (460240624), we get a palindrome (886282688).

The spelling of 426042064 in words is "four hundred twenty-six million, forty-two thousand, sixty-four".