19094242 has 8 divisors (see below), whose sum is σ = 28670976. Its totient is φ = 9537252.

The previous prime is 19094239. The next prime is 19094261. The reversal of 19094242 is 24249091.

It is a happy number.

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, 2218 + ... + 6565.

It is an arithmetic number, because the mean of its divisors is an integer number (3583872).

Almost surely, 2^19094242 is an apocalyptic number.

19094242 is a deficient number, since it is larger than the sum of its proper divisors (9576734).

19094242 is a wasteful number, since it uses less digits than its factorization.

19094242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9872.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 19094242 is about 4369.6958704239. The cubic root of 19094242 is about 267.2806225362.

The spelling of 19094242 in words is "nineteen million, ninety-four thousand, two hundred forty-two".