219126328 has 16 divisors (see below), whose sum is σ = 435030480. Its totient is φ = 103118208.

The previous prime is 219126319. The next prime is 219126331. The reversal of 219126328 is 823621912.

219126328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 219126293 and 219126302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 805476 + ... + 805747.

It is an arithmetic number, because the mean of its divisors is an integer number (27189405).

Almost surely, 2^219126328 is an apocalyptic number.

It is an amenable number.

219126328 is a deficient number, since it is larger than the sum of its proper divisors (215904152).

219126328 is a wasteful number, since it uses less digits than its factorization.

219126328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1611246 (or 1611242 counting only the distinct ones).

The product of its digits is 10368, while the sum is 34.

The square root of 219126328 is about 14802.9161991818. The cubic root of 219126328 is about 602.8808934309.

The spelling of 219126328 in words is "two hundred nineteen million, one hundred twenty-six thousand, three hundred twenty-eight".