1913361606 has 24 divisors (see below), whose sum is σ = 4464510960. Its totient is φ = 588726576.

The previous prime is 1913361601. The next prime is 1913361607. The reversal of 1913361606 is 6061633191.

1913361606 is a `hidden beast` number, since 1 + 9 + 1 + 33 + 616 + 0 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1913361601) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4088146 + ... + 4088613.

It is an arithmetic number, because the mean of its divisors is an integer number (186021290).

Almost surely, 2^1913361606 is an apocalyptic number.

1913361606 is an abundant number, since it is smaller than the sum of its proper divisors (2551149354).

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

1913361606 is a wasteful number, since it uses less digits than its factorization.

1913361606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8176780 (or 8176777 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 36.

The square root of 1913361606 is about 43741.9890494248. The cubic root of 1913361606 is about 1241.4589154352.

Adding to 1913361606 its reverse (6061633191), we get a palindrome (7974994797).

The spelling of 1913361606 in words is "one billion, nine hundred thirteen million, three hundred sixty-one thousand, six hundred six".