19023242 has 8 divisors (see below), whose sum is σ = 32611296. Its totient is φ = 8152812.

The previous prime is 19023233. The next prime is 19023247. The reversal of 19023242 is 24232091.

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

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (19023247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 679388 + ... + 679415.

It is an arithmetic number, because the mean of its divisors is an integer number (4076412).

Almost surely, 2^19023242 is an apocalyptic number.

19023242 is a deficient number, since it is larger than the sum of its proper divisors (13588054).

19023242 is a wasteful number, since it uses less digits than its factorization.

19023242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1358812.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 19023242 is about 4361.5641689651. The cubic root of 19023242 is about 266.9489257841.

It can be divided in two parts, 190 and 23242, that added together give a palindrome (23432).

The spelling of 19023242 in words is "nineteen million, twenty-three thousand, two hundred forty-two".