418313636 has 12 divisors (see below), whose sum is σ = 788360412. Its totient is φ = 193067808.

The previous prime is 418313593. The next prime is 418313657. The reversal of 418313636 is 636313814.

It can be written as a sum of positive squares in 2 ways, for example, as 172764736 + 245548900 = 13144^2 + 15670^2 .

It is a junction number, because it is equal to n+sod(n) for n = 418313596 and 418313605.

It is an unprimeable number.

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, 4022195 + ... + 4022298.

It is an arithmetic number, because the mean of its divisors is an integer number (65696701).

Almost surely, 2^418313636 is an apocalyptic number.

It is an amenable number.

418313636 is a deficient number, since it is larger than the sum of its proper divisors (370046776).

418313636 is a wasteful number, since it uses less digits than its factorization.

418313636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8044510 (or 8044508 counting only the distinct ones).

The product of its digits is 31104, while the sum is 35.

The square root of 418313636 is about 20452.7170811117. The cubic root of 418313636 is about 747.8835954675.

The spelling of 418313636 in words is "four hundred eighteen million, three hundred thirteen thousand, six hundred thirty-six".