368644 has 12 divisors (see below), whose sum is σ = 673344. Its totient is φ = 176264.

The previous prime is 368633. The next prime is 368647. The reversal of 368644 is 446863.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (368647) by changing a digit.

368644 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1912 + ... + 2095.

It is an arithmetic number, because the mean of its divisors is an integer number (56112).

2³⁶⁸⁶⁴⁴ is an apocalyptic number.

It is an amenable number.

368644 is a deficient number, since it is larger than the sum of its proper divisors (304700).

368644 is a wasteful number, since it uses less digits than its factorization.

368644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4034 (or 4032 counting only the distinct ones).

The product of its digits is 13824, while the sum is 31.

The square root of 368644 is about 607.1606047826. The cubic root of 368644 is about 71.7027352845.

It can be divided in two parts, 36864 and 4, that multiplied together give a square (147456 = 384²).

The spelling of 368644 in words is "three hundred sixty-eight thousand, six hundred forty-four".