3842021112 has 32 divisors (see below), whose sum is σ = 9839324880. Its totient is φ = 1249437440.

The previous prime is 3842021101. The next prime is 3842021119. The reversal of 3842021112 is 2111202483.

It is a super-2 number, since 2×3842021112² = 29522252450107433088, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3842021119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1951263 + ... + 1953230.

Almost surely, 2^3842021112 is an apocalyptic number.

It is an amenable number.

3842021112 is an abundant number, since it is smaller than the sum of its proper divisors (5997303768).

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

3842021112 is a wasteful number, since it uses less digits than its factorization.

3842021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3904543 (or 3904539 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 3842021112 is about 61984.0391713867. The cubic root of 3842021112 is about 1566.2217439049.

Adding to 3842021112 its reverse (2111202483), we get a palindrome (5953223595).

The spelling of 3842021112 in words is "three billion, eight hundred forty-two million, twenty-one thousand, one hundred twelve".