3827121242 has 32 divisors (see below), whose sum is σ = 6791541120. Its totient is φ = 1582580160.

The previous prime is 3827121239. The next prime is 3827121247. The reversal of 3827121242 is 2421217283.

3827121242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3827121199 and 3827121208.

It is not an unprimeable number, because it can be changed into a prime (3827121247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 999692 + ... + 1003512.

It is an arithmetic number, because the mean of its divisors is an integer number (212235660).

Almost surely, 2^3827121242 is an apocalyptic number.

3827121242 is a deficient number, since it is larger than the sum of its proper divisors (2964419878).

3827121242 is a wasteful number, since it uses less digits than its factorization.

3827121242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6326.

The product of its digits is 10752, while the sum is 32.

The square root of 3827121242 is about 61863.7312324435. The cubic root of 3827121242 is about 1564.1944487034.

The spelling of 3827121242 in words is "three billion, eight hundred twenty-seven million, one hundred twenty-one thousand, two hundred forty-two".