426504164 has 6 divisors (see below), whose sum is σ = 746382294. Its totient is φ = 213252080.

The previous prime is 426504121. The next prime is 426504187. The reversal of 426504164 is 461405624.

It can be written as a sum of positive squares in only one way, i.e., 263737600 + 162766564 = 16240^2 + 12758^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 426504164.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53313017 + ... + 53313024.

It is an arithmetic number, because the mean of its divisors is an integer number (124397049).

Almost surely, 2^426504164 is an apocalyptic number.

It is an amenable number.

426504164 is a deficient number, since it is larger than the sum of its proper divisors (319878130).

426504164 is a wasteful number, since it uses less digits than its factorization.

426504164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106626045 (or 106626043 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 426504164 is about 20651.9772419011. The cubic root of 426504164 is about 752.7332354284.

Adding to 426504164 its reverse (461405624), we get a palindrome (887909788).

The spelling of 426504164 in words is "four hundred twenty-six million, five hundred four thousand, one hundred sixty-four".