1924042442 has 8 divisors (see below), whose sum is σ = 3298358496. Its totient is φ = 824589612.

The previous prime is 1924042441. The next prime is 1924042459. The reversal of 1924042442 is 2442404291.

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 = 1924042399 and 1924042408.

It is not an unprimeable number, because it can be changed into a prime (1924042441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68715788 + ... + 68715815.

It is an arithmetic number, because the mean of its divisors is an integer number (412294812).

Almost surely, 2^1924042442 is an apocalyptic number.

1924042442 is a deficient number, since it is larger than the sum of its proper divisors (1374316054).

1924042442 is a wasteful number, since it uses less digits than its factorization.

1924042442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137431612.

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 1924042442 is about 43863.9081934111. The cubic root of 1924042442 is about 1243.7646691973.

The spelling of 1924042442 in words is "one billion, nine hundred twenty-four million, forty-two thousand, four hundred forty-two".