366644345 has 8 divisors (see below), whose sum is σ = 450704520. Its totient is φ = 286161280.

The previous prime is 366644297. The next prime is 366644353. The reversal of 366644345 is 543446663.

It can be written as a sum of positive squares in 4 ways, for example, as 24098281 + 342546064 = 4909^2 + 18508^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 366644345 - 2¹⁶ = 366578809 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 894050 + ... + 894459.

It is an arithmetic number, because the mean of its divisors is an integer number (56338065).

Almost surely, 2^366644345 is an apocalyptic number.

It is an amenable number.

366644345 is a deficient number, since it is larger than the sum of its proper divisors (84060175).

366644345 is a wasteful number, since it uses less digits than its factorization.

366644345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1788555.

The product of its digits is 622080, while the sum is 41.

The square root of 366644345 is about 19147.9592907443. The cubic root of 366644345 is about 715.7285318832.

The spelling of 366644345 in words is "three hundred sixty-six million, six hundred forty-four thousand, three hundred forty-five".