3814227521 has 16 divisors (see below), whose sum is σ = 4232224080. Its totient is φ = 3415526400.

The previous prime is 3814227511. The next prime is 3814227533. The reversal of 3814227521 is 1257224183.

3814227521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 858783025 + 2955444496 = 29305^2 + 54364^2 .

It is not a de Polignac number, because 3814227521 - 2¹⁸ = 3813965377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3814227511) 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, 30221 + ... + 92421.

It is an arithmetic number, because the mean of its divisors is an integer number (264514005).

Almost surely, 2^3814227521 is an apocalyptic number.

It is an amenable number.

3814227521 is a deficient number, since it is larger than the sum of its proper divisors (417996559).

3814227521 is a wasteful number, since it uses less digits than its factorization.

3814227521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62356.

The product of its digits is 26880, while the sum is 35.

The square root of 3814227521 is about 61759.4326479769. The cubic root of 3814227521 is about 1562.4358615678.

The spelling of 3814227521 in words is "three billion, eight hundred fourteen million, two hundred twenty-seven thousand, five hundred twenty-one".