3645088969 has 8 divisors (see below), whose sum is σ = 3744707400. Its totient is φ = 3545980800.

The previous prime is 3645088957. The next prime is 3645088981. The reversal of 3645088969 is 9698805463.

It is an interprime number because it is at equal distance from previous prime (3645088957) and next prime (3645088981).

It can be written as a sum of positive squares in 4 ways, for example, as 509088969 + 3136000000 = 22563^2 + 56000^2 .

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 3645088969 - 2¹⁵ = 3645056201 is a prime.

It is a super-2 number, since 2×3645088969² = 26573347183850965922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3645088919) 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, 113062 + ... + 141679.

It is an arithmetic number, because the mean of its divisors is an integer number (468088425).

Almost surely, 2^3645088969 is an apocalyptic number.

It is an amenable number.

3645088969 is a deficient number, since it is larger than the sum of its proper divisors (99618431).

3645088969 is a wasteful number, since it uses less digits than its factorization.

3645088969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255131.

The product of its (nonzero) digits is 11197440, while the sum is 58.

The square root of 3645088969 is about 60374.5722055237. The cubic root of 3645088969 is about 1538.9908732940.

The spelling of 3645088969 in words is "three billion, six hundred forty-five million, eighty-eight thousand, nine hundred sixty-nine".