3655406241 has 12 divisors (see below), whose sum is σ = 5332310100. Its totient is φ = 2412808800.

The previous prime is 3655406201. The next prime is 3655406263. The reversal of 3655406241 is 1426045563.

3655406241 is a `hidden beast` number, since 3 + 6 + 5 + 5 + 406 + 241 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3427517025 + 227889216 = 58545^2 + 15096^2 .

It is not a de Polignac number, because 3655406241 - 2¹⁰ = 3655405217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3655406196 and 3655406205.

It is not an unprimeable number, because it can be changed into a prime (3655406201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2009766 + ... + 2011583.

It is an arithmetic number, because the mean of its divisors is an integer number (444359175).

Almost surely, 2^3655406241 is an apocalyptic number.

It is an amenable number.

3655406241 is a deficient number, since it is larger than the sum of its proper divisors (1676903859).

3655406241 is a wasteful number, since it uses less digits than its factorization.

3655406241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4021456 (or 4021453 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 3655406241 is about 60459.9556814260. The cubic root of 3655406241 is about 1540.4415219379.

The spelling of 3655406241 in words is "three billion, six hundred fifty-five million, four hundred six thousand, two hundred forty-one".