426416418 has 24 divisors (see below), whose sum is σ = 924303900. Its totient is φ = 142077024.

The previous prime is 426416407. The next prime is 426416437. The reversal of 426416418 is 814614624.

It is a happy number.

426416418 is a `hidden beast` number, since 4 + 2 + 6 + 4 + 1 + 641 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 392158809 + 34257609 = 19803^2 + 5853^2 .

It is a Curzon number.

It is an unprimeable number.

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, 59028 + ... + 65856.

Almost surely, 2^426416418 is an apocalyptic number.

426416418 is an abundant number, since it is smaller than the sum of its proper divisors (497887482).

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

426416418 is a wasteful number, since it uses less digits than its factorization.

426416418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10306 (or 10303 counting only the distinct ones).

The product of its digits is 36864, while the sum is 36.

The square root of 426416418 is about 20649.8527355524. The cubic root of 426416418 is about 752.6816111879.

The spelling of 426416418 in words is "four hundred twenty-six million, four hundred sixteen thousand, four hundred eighteen".