3581354081 has 16 divisors (see below), whose sum is σ = 3939729408. Its totient is φ = 3244573200.

The previous prime is 3581354047. The next prime is 3581354083. The reversal of 3581354081 is 1804531853.

It is not a de Polignac number, because 3581354081 - 2²² = 3577159777 is a prime.

It is a super-2 number, since 2×3581354081² = 25652194106990709122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3581354083) 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, 19925 + ... + 86946.

It is an arithmetic number, because the mean of its divisors is an integer number (246233088).

Almost surely, 2^3581354081 is an apocalyptic number.

3581354081 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

3581354081 is a deficient number, since it is larger than the sum of its proper divisors (358375327).

3581354081 is a wasteful number, since it uses less digits than its factorization.

3581354081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106972.

The product of its (nonzero) digits is 57600, while the sum is 38.

The square root of 3581354081 is about 59844.4156208413. The cubic root of 3581354081 is about 1529.9682567068.

The spelling of 3581354081 in words is "three billion, five hundred eighty-one million, three hundred fifty-four thousand, eighty-one".