618436341 has 12 divisors (see below), whose sum is σ = 905879520. Its totient is φ = 406483560.

The previous prime is 618436337. The next prime is 618436381. The reversal of 618436341 is 143634816.

It is a happy number.

618436341 is a `hidden beast` number, since 6 + 18 + 4 + 3 + 634 + 1 = 666.

It is not a de Polignac number, because 618436341 - 2² = 618436337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 618436296 and 618436305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (618436381) 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 11 ways as a sum of consecutive naturals, for example, 483271 + ... + 484548.

It is an arithmetic number, because the mean of its divisors is an integer number (75489960).

Almost surely, 2^618436341 is an apocalyptic number.

It is an amenable number.

618436341 is a deficient number, since it is larger than the sum of its proper divisors (287443179).

618436341 is a wasteful number, since it uses less digits than its factorization.

618436341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 967896 (or 967893 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 618436341 is about 24868.3803453301. The cubic root of 618436341 is about 851.9844480729.

The spelling of 618436341 in words is "six hundred eighteen million, four hundred thirty-six thousand, three hundred forty-one".