361681322 has 8 divisors (see below), whose sum is σ = 551415972. Its totient is φ = 177876000.

The previous prime is 361681319. The next prime is 361681337. The reversal of 361681322 is 223186163.

It can be written as a sum of positive squares in 2 ways, for example, as 261501241 + 100180081 = 16171^2 + 10009^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1482179 + ... + 1482422.

Almost surely, 2^361681322 is an apocalyptic number.

361681322 is a deficient number, since it is larger than the sum of its proper divisors (189734650).

361681322 is a wasteful number, since it uses less digits than its factorization.

361681322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2964664.

The product of its digits is 10368, while the sum is 32.

The square root of 361681322 is about 19017.9210746075. The cubic root of 361681322 is about 712.4844010948.

The spelling of 361681322 in words is "three hundred sixty-one million, six hundred eighty-one thousand, three hundred twenty-two".