3664524281 has 32 divisors (see below), whose sum is σ = 4335206400. Its totient is φ = 3061584000.

The previous prime is 3664524223. The next prime is 3664524307. The reversal of 3664524281 is 1824254663.

It is not a de Polignac number, because 3664524281 - 2⁶ = 3664524217 is a prime.

It is a super-2 number, since 2×3664524281² = 26857476412077133922, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3664524221) 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 31 ways as a sum of consecutive naturals, for example, 1635560 + ... + 1637798.

It is an arithmetic number, because the mean of its divisors is an integer number (135475200).

Almost surely, 2^3664524281 is an apocalyptic number.

It is an amenable number.

3664524281 is a deficient number, since it is larger than the sum of its proper divisors (670682119).

3664524281 is a wasteful number, since it uses less digits than its factorization.

3664524281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2501.

The product of its digits is 276480, while the sum is 41.

The square root of 3664524281 is about 60535.3143297365. The cubic root of 3664524281 is about 1541.7212834776.

The spelling of 3664524281 in words is "three billion, six hundred sixty-four million, five hundred twenty-four thousand, two hundred eighty-one".