361655646 has 16 divisors (see below), whose sum is σ = 789067008. Its totient is φ = 109592600.

The previous prime is 361655639. The next prime is 361655659. The reversal of 361655646 is 646556163.

361655646 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 361655598 and 361655607.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2739750 + ... + 2739881.

It is an arithmetic number, because the mean of its divisors is an integer number (49316688).

Almost surely, 2^361655646 is an apocalyptic number.

361655646 is an abundant number, since it is smaller than the sum of its proper divisors (427411362).

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

361655646 is a wasteful number, since it uses less digits than its factorization.

361655646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5479647.

The product of its digits is 388800, while the sum is 42.

The square root of 361655646 is about 19017.2460151306. The cubic root of 361655646 is about 712.4675407804.

The spelling of 361655646 in words is "three hundred sixty-one million, six hundred fifty-five thousand, six hundred forty-six".