1906113860 has 24 divisors (see below), whose sum is σ = 4574673600. Its totient is φ = 653524704.

The previous prime is 1906113857. The next prime is 1906113883. The reversal of 1906113860 is 683116091.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 1906113860.

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 7 ways as a sum of consecutive naturals, for example, 6807410 + ... + 6807689.

It is an arithmetic number, because the mean of its divisors is an integer number (190611400).

Almost surely, 2^1906113860 is an apocalyptic number.

1906113860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1906113860 is an abundant number, since it is smaller than the sum of its proper divisors (2668559740).

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

1906113860 is a wasteful number, since it uses less digits than its factorization.

1906113860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13615115 (or 13615113 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 35.

The square root of 1906113860 is about 43659.0638928505. The cubic root of 1906113860 is about 1239.8893978701.

The spelling of 1906113860 in words is "one billion, nine hundred six million, one hundred thirteen thousand, eight hundred sixty".