361222027 has 4 divisors (see below), whose sum is σ = 361590480. Its totient is φ = 360853576.

The previous prime is 361222021. The next prime is 361222039. The reversal of 361222027 is 720222163.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 361222027 - 2²⁷ = 227004299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 361221992 and 361222010.

It is not an unprimeable number, because it can be changed into a prime (361222021) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 182752 + ... + 184717.

It is an arithmetic number, because the mean of its divisors is an integer number (90397620).

Almost surely, 2^361222027 is an apocalyptic number.

361222027 is a deficient number, since it is larger than the sum of its proper divisors (368453).

361222027 is an equidigital number, since it uses as much as digits as its factorization.

361222027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368452.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 361222027 is about 19005.8419176842. The cubic root of 361222027 is about 712.1826813943.

The spelling of 361222027 in words is "three hundred sixty-one million, two hundred twenty-two thousand, twenty-seven".