361898648 has 8 divisors (see below), whose sum is σ = 678559980. Its totient is φ = 180949320.

The previous prime is 361898633. The next prime is 361898651. The reversal of 361898648 is 846898163.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 361898648.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22618658 + ... + 22618673.

Almost surely, 2^361898648 is an apocalyptic number.

It is an amenable number.

361898648 is a deficient number, since it is larger than the sum of its proper divisors (316661332).

361898648 is a wasteful number, since it uses less digits than its factorization.

361898648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45237337 (or 45237333 counting only the distinct ones).

The product of its digits is 1990656, while the sum is 53.

The square root of 361898648 is about 19023.6339325587. The cubic root of 361898648 is about 712.6270776928.

The spelling of 361898648 in words is "three hundred sixty-one million, eight hundred ninety-eight thousand, six hundred forty-eight".