361224217 has 8 divisors (see below), whose sum is σ = 369353376. Its totient is φ = 353185152.

The previous prime is 361224197. The next prime is 361224239. The reversal of 361224217 is 712422163.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-361224217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (361224277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14383 + ... + 30484.

It is an arithmetic number, because the mean of its divisors is an integer number (46169172).

Almost surely, 2^361224217 is an apocalyptic number.

It is an amenable number.

361224217 is a deficient number, since it is larger than the sum of its proper divisors (8129159).

361224217 is an equidigital number, since it uses as much as digits as its factorization.

361224217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45047.

The product of its digits is 4032, while the sum is 28.

The square root of 361224217 is about 19005.8995314613. The cubic root of 361224217 is about 712.1841206540.

The spelling of 361224217 in words is "three hundred sixty-one million, two hundred twenty-four thousand, two hundred seventeen".