366081641 has 8 divisors (see below), whose sum is σ = 371445960. Its totient is φ = 360726912.

The previous prime is 366081631. The next prime is 366081643. The reversal of 366081641 is 146180663.

It can be written as a sum of positive squares in 4 ways, for example, as 34987225 + 331094416 = 5915^2 + 18196^2 .

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 366081641 - 2²⁶ = 298972777 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (366081643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116195 + ... + 119303.

It is an arithmetic number, because the mean of its divisors is an integer number (46430745).

Almost surely, 2^366081641 is an apocalyptic number.

It is an amenable number.

366081641 is a deficient number, since it is larger than the sum of its proper divisors (5364319).

366081641 is a wasteful number, since it uses less digits than its factorization.

366081641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4795.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 366081641 is about 19133.2600724498. The cubic root of 366081641 is about 715.3621918367.

The spelling of 366081641 in words is "three hundred sixty-six million, eighty-one thousand, six hundred forty-one".