3665630433 has 32 divisors (see below), whose sum is σ = 5109350400. Its totient is φ = 2335003200.

The previous prime is 3665630431. The next prime is 3665630473. The reversal of 3665630433 is 3340365663.

It is not a de Polignac number, because 3665630433 - 2¹ = 3665630431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3665630391 and 3665630400.

It is not an unprimeable number, because it can be changed into a prime (3665630431) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 4368628 + ... + 4369466.

It is an arithmetic number, because the mean of its divisors is an integer number (159667200).

Almost surely, 2^3665630433 is an apocalyptic number.

It is an amenable number.

3665630433 is a deficient number, since it is larger than the sum of its proper divisors (1443719967).

3665630433 is a wasteful number, since it uses less digits than its factorization.

3665630433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1413.

The product of its (nonzero) digits is 349920, while the sum is 39.

The square root of 3665630433 is about 60544.4500594398. The cubic root of 3665630433 is about 1541.8763928804.

The spelling of 3665630433 in words is "three billion, six hundred sixty-five million, six hundred thirty thousand, four hundred thirty-three".