426104064 has 90 divisors (see below), whose sum is σ = 1270627050. Its totient is φ = 142027776.

The previous prime is 426104053. The next prime is 426104069. The reversal of 426104064 is 460401624.

426104064 is a `hidden beast` number, since 4 + 2 + 610 + 40 + 6 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 424030464 + 2073600 = 20592^2 + 1440^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426104069) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 10462 + ... + 31010.

Almost surely, 2^426104064 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 426104064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (635313525).

426104064 is an abundant number, since it is smaller than the sum of its proper divisors (844522986).

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

426104064 is an equidigital number, since it uses as much as digits as its factorization.

426104064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20577 (or 20554 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 426104064 is about 20642.2882452503. The cubic root of 426104064 is about 752.4977841975.

Adding to 426104064 its reverse (460401624), we get a palindrome (886505688).

The spelling of 426104064 in words is "four hundred twenty-six million, one hundred four thousand, sixty-four".