3643214825 has 12 divisors (see below), whose sum is σ = 4518371520. Its totient is φ = 2914065360.

The previous prime is 3643214779. The next prime is 3643214849. The reversal of 3643214825 is 5284123463.

It is not a de Polignac number, because 3643214825 - 2⁶ = 3643214761 is a prime.

It is a super-2 number, since 2×3643214825² = 26546028522199561250, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 212732 + ... + 229218.

It is an arithmetic number, because the mean of its divisors is an integer number (376530960).

Almost surely, 2^3643214825 is an apocalyptic number.

It is an amenable number.

3643214825 is a deficient number, since it is larger than the sum of its proper divisors (875156695).

3643214825 is a wasteful number, since it uses less digits than its factorization.

3643214825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25336 (or 25331 counting only the distinct ones).

The product of its digits is 138240, while the sum is 38.

The square root of 3643214825 is about 60359.0492387016. The cubic root of 3643214825 is about 1538.7270676638.

The spelling of 3643214825 in words is "three billion, six hundred forty-three million, two hundred fourteen thousand, eight hundred twenty-five".