426501860 has 12 divisors (see below), whose sum is σ = 895653948. Its totient is φ = 170600736.

The previous prime is 426501851. The next prime is 426501863. The reversal of 426501860 is 68105624.

It can be written as a sum of positive squares in 2 ways, for example, as 311240164 + 115261696 = 17642^2 + 10736^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (426501863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10662527 + ... + 10662566.

It is an arithmetic number, because the mean of its divisors is an integer number (74637829).

Almost surely, 2^426501860 is an apocalyptic number.

It is an amenable number.

426501860 is an abundant number, since it is smaller than the sum of its proper divisors (469152088).

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

426501860 is a wasteful number, since it uses less digits than its factorization.

426501860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21325102 (or 21325100 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 426501860 is about 20651.9214602419. The cubic root of 426501860 is about 752.7318799899.

The spelling of 426501860 in words is "four hundred twenty-six million, five hundred one thousand, eight hundred sixty".