3874161228 has 24 divisors (see below), whose sum is σ = 10331096832. Its totient is φ = 1106903184.

The previous prime is 3874161227. The next prime is 3874161251. The reversal of 3874161228 is 8221614783.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 3874161228.

It is not an unprimeable number, because it can be changed into a prime (3874161223) 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, 23060400 + ... + 23060567.

It is an arithmetic number, because the mean of its divisors is an integer number (430462368).

Almost surely, 2^3874161228 is an apocalyptic number.

It is an amenable number.

3874161228 is an abundant number, since it is smaller than the sum of its proper divisors (6456935604).

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

3874161228 is a wasteful number, since it uses less digits than its factorization.

3874161228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46120981 (or 46120979 counting only the distinct ones).

The product of its digits is 129024, while the sum is 42.

The square root of 3874161228 is about 62242.7604464969. The cubic root of 3874161228 is about 1570.5769888938.

The spelling of 3874161228 in words is "three billion, eight hundred seventy-four million, one hundred sixty-one thousand, two hundred twenty-eight".