3846214728 has 24 divisors (see below), whose sum is σ = 10416831750. Its totient is φ = 1282071552.

The previous prime is 3846214727. The next prime is 3846214741. The reversal of 3846214728 is 8274126483.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3336448644 + 509766084 = 57762^2 + 22578^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×3846214728² = 29586735467768227968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3846214727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26709753 + ... + 26709896.

Almost surely, 2^3846214728 is an apocalyptic number.

It is an amenable number.

3846214728 is an abundant number, since it is smaller than the sum of its proper divisors (6570617022).

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

3846214728 is a wasteful number, since it uses less digits than its factorization.

3846214728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53419661 (or 53419654 counting only the distinct ones).

The product of its digits is 516096, while the sum is 45.

The square root of 3846214728 is about 62017.8581377977. The cubic root of 3846214728 is about 1566.7913871636.

The spelling of 3846214728 in words is "three billion, eight hundred forty-six million, two hundred fourteen thousand, seven hundred twenty-eight".