19258042 has 8 divisors (see below), whose sum is σ = 30586356. Its totient is φ = 9062592.

The previous prime is 19258021. The next prime is 19258051. The reversal of 19258042 is 24085291.

It can be written as a sum of positive squares in 2 ways, for example, as 18567481 + 690561 = 4309^2 + 831^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 19257995 and 19258013.

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, 283173 + ... + 283240.

Almost surely, 2^19258042 is an apocalyptic number.

19258042 is a deficient number, since it is larger than the sum of its proper divisors (11328314).

19258042 is a wasteful number, since it uses less digits than its factorization.

19258042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566432.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 19258042 is about 4388.3985689543. The cubic root of 19258042 is about 268.0427365574.

The spelling of 19258042 in words is "nineteen million, two hundred fifty-eight thousand, forty-two".