1886100242 has 8 divisors (see below), whose sum is σ = 3046777356. Its totient is φ = 870507792.

The previous prime is 1886100239. The next prime is 1886100247. The reversal of 1886100242 is 2420016881.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1886078041 + 22201 = 43429^2 + 149^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1886100199 and 1886100208.

It is not an unprimeable number, because it can be changed into a prime (1886100247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36271133 + ... + 36271184.

Almost surely, 2^1886100242 is an apocalyptic number.

1886100242 is a deficient number, since it is larger than the sum of its proper divisors (1160677114).

1886100242 is a wasteful number, since it uses less digits than its factorization.

1886100242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72542332.

The product of its (nonzero) digits is 6144, while the sum is 32.

The square root of 1886100242 is about 43429.2556003439. The cubic root of 1886100242 is about 1235.5346332152.

The spelling of 1886100242 in words is "one billion, eight hundred eighty-six million, one hundred thousand, two hundred forty-two".