219135352 has 16 divisors (see below), whose sum is σ = 428743440. Its totient is φ = 104803776.

The previous prime is 219135347. The next prime is 219135361. The reversal of 219135352 is 253531912.

It is a congruent number.

It is an unprimeable number.

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, 595293 + ... + 595660.

It is an arithmetic number, because the mean of its divisors is an integer number (26796465).

Almost surely, 2^219135352 is an apocalyptic number.

It is an amenable number.

219135352 is a deficient number, since it is larger than the sum of its proper divisors (209608088).

219135352 is a wasteful number, since it uses less digits than its factorization.

219135352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1190982 (or 1190978 counting only the distinct ones).

The product of its digits is 8100, while the sum is 31.

The square root of 219135352 is about 14803.2210008498. The cubic root of 219135352 is about 602.8891692088.

The spelling of 219135352 in words is "two hundred nineteen million, one hundred thirty-five thousand, three hundred fifty-two".