3728111224 has 16 divisors (see below), whose sum is σ = 7033095720. Its totient is φ = 1852619040.

The previous prime is 3728111161. The next prime is 3728111287. The reversal of 3728111224 is 4221118273.

It is an interprime number because it is at equal distance from previous prime (3728111161) and next prime (3728111287).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1428187 + ... + 1430794.

Almost surely, 2^3728111224 is an apocalyptic number.

It is an amenable number.

3728111224 is a deficient number, since it is larger than the sum of its proper divisors (3304984496).

3728111224 is a wasteful number, since it uses less digits than its factorization.

3728111224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2859150 (or 2859146 counting only the distinct ones).

The product of its digits is 5376, while the sum is 31.

The square root of 3728111224 is about 61058.2608989152. The cubic root of 3728111224 is about 1550.5875294706.

Adding to 3728111224 its reverse (4221118273), we get a palindrome (7949229497).

The spelling of 3728111224 in words is "three billion, seven hundred twenty-eight million, one hundred eleven thousand, two hundred twenty-four".