219013036 has 12 divisors (see below), whose sum is σ = 418115880. Its totient is φ = 99551360.

The previous prime is 219013033. The next prime is 219013037. The reversal of 219013036 is 630310912.

It is a self number, because there is not a number n which added to its sum of digits gives 219013036.

It is not an unprimeable number, because it can be changed into a prime (219013033) 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, 2488741 + ... + 2488828.

It is an arithmetic number, because the mean of its divisors is an integer number (34842990).

Almost surely, 2^219013036 is an apocalyptic number.

It is an amenable number.

219013036 is a deficient number, since it is larger than the sum of its proper divisors (199102844).

219013036 is a wasteful number, since it uses less digits than its factorization.

219013036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4977584 (or 4977582 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 219013036 is about 14799.0890260178. The cubic root of 219013036 is about 602.7769756631.

Adding to 219013036 its reverse (630310912), we get a palindrome (849323948).

The spelling of 219013036 in words is "two hundred nineteen million, thirteen thousand, thirty-six".