3835649481 has 8 divisors (see below), whose sum is σ = 5117773920. Its totient is φ = 2555312352.

The previous prime is 3835649473. The next prime is 3835649483. The reversal of 3835649481 is 1849465383.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3835649481 - 2³ = 3835649473 is a prime.

It is a super-2 number, since 2×3835649481² = 29424413882191138722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3835649483) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 441811 + ... + 450408.

It is an arithmetic number, because the mean of its divisors is an integer number (639721740).

Almost surely, 2^3835649481 is an apocalyptic number.

It is an amenable number.

3835649481 is a deficient number, since it is larger than the sum of its proper divisors (1282124439).

3835649481 is a wasteful number, since it uses less digits than its factorization.

3835649481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893655.

The product of its digits is 2488320, while the sum is 51.

The square root of 3835649481 is about 61932.6204919508. The cubic root of 3835649481 is about 1565.3554543107.

The spelling of 3835649481 in words is "three billion, eight hundred thirty-five million, six hundred forty-nine thousand, four hundred eighty-one".