3645704441 has 8 divisors (see below), whose sum is σ = 3662496000. Its totient is φ = 3628952320.

The previous prime is 3645704429. The next prime is 3645704449. The reversal of 3645704441 is 1444075463.

3645704441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3645704441 - 2²² = 3641510137 is a prime.

It is a super-2 number, since 2×3645704441² = 26582321742254244962, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3645704395 and 3645704404.

It is not an unprimeable number, because it can be changed into a prime (3645704449) 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, 184100 + ... + 202938.

It is an arithmetic number, because the mean of its divisors is an integer number (457812000).

Almost surely, 2^3645704441 is an apocalyptic number.

It is an amenable number.

3645704441 is a deficient number, since it is larger than the sum of its proper divisors (16791559).

3645704441 is a wasteful number, since it uses less digits than its factorization.

3645704441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19719.

The product of its (nonzero) digits is 161280, while the sum is 38.

The square root of 3645704441 is about 60379.6691031013. The cubic root of 3645704441 is about 1539.0774877765.

The spelling of 3645704441 in words is "three billion, six hundred forty-five million, seven hundred four thousand, four hundred forty-one".