3853481 has 4 divisors (see below), whose sum is σ = 3857412. Its totient is φ = 3849552.

The previous prime is 3853469. The next prime is 3853501. The reversal of 3853481 is 1843583.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1843583 = 7 ⋅263369.

It can be written as a sum of positive squares in 2 ways, for example, as 2202256 + 1651225 = 1484^2 + 1285^2 .

It is a cyclic number.

It is not a de Polignac number, because 3853481 - 2⁶ = 3853417 is a prime.

It is a super-2 number, since 2×3853481² = 29698631634722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3853411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 851 + ... + 2903.

It is an arithmetic number, because the mean of its divisors is an integer number (964353).

Almost surely, 2^3853481 is an apocalyptic number.

It is an amenable number.

3853481 is a deficient number, since it is larger than the sum of its proper divisors (3931).

3853481 is a wasteful number, since it uses less digits than its factorization.

3853481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3930.

The product of its digits is 11520, while the sum is 32.

The square root of 3853481 is about 1963.0285275563. The cubic root of 3853481 is about 156.7777427670. Note that the first 4 decimals are identical.

It can be divided in two parts, 3853 and 481, that added together give a palindrome (4334).

The spelling of 3853481 in words is "three million, eight hundred fifty-three thousand, four hundred eighty-one".