219322142 has 24 divisors (see below), whose sum is σ = 357784056. Its totient is φ = 100236528.

The previous prime is 219322139. The next prime is 219322153. The reversal of 219322142 is 241223912.

219322142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 419093 + ... + 419615.

It is an arithmetic number, because the mean of its divisors is an integer number (14907669).

Almost surely, 2^219322142 is an apocalyptic number.

219322142 is a deficient number, since it is larger than the sum of its proper divisors (138461914).

219322142 is a wasteful number, since it uses less digits than its factorization.

219322142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792 (or 665 counting only the distinct ones).

The product of its digits is 1728, while the sum is 26.

The square root of 219322142 is about 14809.5287568511. The cubic root of 219322142 is about 603.0604205761.

The spelling of 219322142 in words is "two hundred nineteen million, three hundred twenty-two thousand, one hundred forty-two".