3662732665 has 8 divisors (see below), whose sum is σ = 4395863880. Its totient is φ = 2929796352.

The previous prime is 3662732651. The next prime is 3662732669. The reversal of 3662732665 is 5662372663.

It can be written as a sum of positive squares in 4 ways, for example, as 7441984 + 3655290681 = 2728^2 + 60459^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3662732665 - 2¹⁹ = 3662208377 is a prime.

It is a super-2 number, since 2×3662732665² = 26831221150516004450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3662732669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3574 + ... + 85663.

It is an arithmetic number, because the mean of its divisors is an integer number (549482985).

Almost surely, 2^3662732665 is an apocalyptic number.

It is an amenable number.

3662732665 is a deficient number, since it is larger than the sum of its proper divisors (733131215).

3662732665 is an equidigital number, since it uses as much as digits as its factorization.

3662732665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97451.

The product of its digits is 1632960, while the sum is 46.

The square root of 3662732665 is about 60520.5144145355. The cubic root of 3662732665 is about 1541.4699891231.

The spelling of 3662732665 in words is "three billion, six hundred sixty-two million, seven hundred thirty-two thousand, six hundred sixty-five".