361344644 has 24 divisors (see below), whose sum is σ = 650164536. Its totient is φ = 175616000.

The previous prime is 361344593. The next prime is 361344647. The reversal of 361344644 is 446443163.

It can be written as a sum of positive squares in 4 ways, for example, as 5569600 + 355775044 = 2360^2 + 18862^2 .

It is not an unprimeable number, because it can be changed into a prime (361344647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42164 + ... + 50004.

It is an arithmetic number, because the mean of its divisors is an integer number (27090189).

Almost surely, 2^361344644 is an apocalyptic number.

It is an amenable number.

361344644 is a deficient number, since it is larger than the sum of its proper divisors (288819892).

361344644 is a wasteful number, since it uses less digits than its factorization.

361344644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8167 (or 8165 counting only the distinct ones).

The product of its digits is 82944, while the sum is 35.

The square root of 361344644 is about 19009.0674153153. The cubic root of 361344644 is about 712.2632558686.

The spelling of 361344644 in words is "three hundred sixty-one million, three hundred forty-four thousand, six hundred forty-four".