360421218 has 32 divisors (see below), whose sum is σ = 822587520. Its totient is φ = 116892720.

The previous prime is 360421211. The next prime is 360421219. The reversal of 360421218 is 812124063.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 360421191 and 360421200.

It is not an unprimeable number, because it can be changed into a prime (360421211) 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 15 ways as a sum of consecutive naturals, for example, 88198 + ... + 92193.

It is an arithmetic number, because the mean of its divisors is an integer number (25705860).

Almost surely, 2^360421218 is an apocalyptic number.

360421218 is an abundant number, since it is smaller than the sum of its proper divisors (462166302).

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

360421218 is a wasteful number, since it uses less digits than its factorization.

360421218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180439 (or 180433 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 360421218 is about 18984.7627849283. The cubic root of 360421218 is about 711.6560022924.

The spelling of 360421218 in words is "three hundred sixty million, four hundred twenty-one thousand, two hundred eighteen".