19073042 has 8 divisors (see below), whose sum is σ = 28893132. Its totient is φ = 9442000.

The previous prime is 19073011. The next prime is 19073063. The reversal of 19073042 is 24037091.

It can be written as a sum of positive squares in 2 ways, for example, as 16152361 + 2920681 = 4019^2 + 1709^2 .

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

It is a super-2 number, since 2×19073042² = 727561862267528, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47009 + ... + 47412.

Almost surely, 2^19073042 is an apocalyptic number.

19073042 is a deficient number, since it is larger than the sum of its proper divisors (9820090).

19073042 is a wasteful number, since it uses less digits than its factorization.

19073042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94524.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 19073042 is about 4367.2693986060. The cubic root of 19073042 is about 267.1816669178.

The spelling of 19073042 in words is "nineteen million, seventy-three thousand, forty-two".