19022242 has 8 divisors (see below), whose sum is σ = 29774016. Its totient is φ = 9097572.

The previous prime is 19022209. The next prime is 19022257. The reversal of 19022242 is 24222091.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 206718 + ... + 206809.

It is an arithmetic number, because the mean of its divisors is an integer number (3721752).

Almost surely, 2^19022242 is an apocalyptic number.

19022242 is a deficient number, since it is larger than the sum of its proper divisors (10751774).

19022242 is a wasteful number, since it uses less digits than its factorization.

19022242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413552.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 19022242 is about 4361.4495296862. The cubic root of 19022242 is about 266.9442481096.

The spelling of 19022242 in words is "nineteen million, twenty-two thousand, two hundred forty-two".