361636444 has 48 divisors (see below), whose sum is σ = 724495968. Its totient is φ = 156469248.

The previous prime is 361636433. The next prime is 361636463. The reversal of 361636444 is 444636163.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 276039 + ... + 277345.

It is an arithmetic number, because the mean of its divisors is an integer number (15093666).

Almost surely, 2^361636444 is an apocalyptic number.

361636444 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

361636444 is an abundant number, since it is smaller than the sum of its proper divisors (362859524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

361636444 is a wasteful number, since it uses less digits than its factorization.

361636444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1654 (or 1652 counting only the distinct ones).

The product of its digits is 124416, while the sum is 37.

The square root of 361636444 is about 19016.7411508912. The cubic root of 361636444 is about 712.4549311392.

The spelling of 361636444 in words is "three hundred sixty-one million, six hundred thirty-six thousand, four hundred forty-four".