366682409 has 8 divisors (see below), whose sum is σ = 379813320. Its totient is φ = 353584000.

The previous prime is 366682363. The next prime is 366682427. The reversal of 366682409 is 904286663.

It can be written as a sum of positive squares in 4 ways, for example, as 130599184 + 236083225 = 11428^2 + 15365^2 .

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 366682409 - 2²⁰ = 365633833 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 366682409.

It is not an unprimeable number, because it can be changed into a prime (366682429) 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, 16109 + ... + 31509.

It is an arithmetic number, because the mean of its divisors is an integer number (47476665).

Almost surely, 2^366682409 is an apocalyptic number.

It is an amenable number.

366682409 is a deficient number, since it is larger than the sum of its proper divisors (13130911).

366682409 is a wasteful number, since it uses less digits than its factorization.

366682409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16251.

The product of its (nonzero) digits is 373248, while the sum is 44.

The square root of 366682409 is about 19148.9532089877. The cubic root of 366682409 is about 715.7532993438.

The spelling of 366682409 in words is "three hundred sixty-six million, six hundred eighty-two thousand, four hundred nine".