3622310665 has 4 divisors (see below), whose sum is σ = 4346772804. Its totient is φ = 2897848528.

The previous prime is 3622310663. The next prime is 3622310719. The reversal of 3622310665 is 5660132263.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5660132263 = 97 ⋅58351879.

It can be written as a sum of positive squares in 2 ways, for example, as 2127792384 + 1494518281 = 46128^2 + 38659^2 .

It is a cyclic number.

It is not a de Polignac number, because 3622310665 - 2¹ = 3622310663 is a prime.

It is a super-2 number, since 2×3622310665² = 26242269107545484450, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3622310665.

It is not an unprimeable number, because it can be changed into a prime (3622310663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 362231062 + ... + 362231071.

It is an arithmetic number, because the mean of its divisors is an integer number (1086693201).

Almost surely, 2^3622310665 is an apocalyptic number.

It is an amenable number.

3622310665 is a deficient number, since it is larger than the sum of its proper divisors (724462139).

3622310665 is an equidigital number, since it uses as much as digits as its factorization.

3622310665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724462138.

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 3622310665 is about 60185.6350386037. The cubic root of 3622310665 is about 1535.7784343010.

The spelling of 3622310665 in words is "three billion, six hundred twenty-two million, three hundred ten thousand, six hundred sixty-five".