16119842 has 18 divisors (see below), whose sum is σ = 25840497. Its totient is φ = 7540384.

The previous prime is 16119839. The next prime is 16119877. The reversal of 16119842 is 24891161.

It can be written as a sum of positive squares in 2 ways, for example, as 14753281 + 1366561 = 3841^2 + 1169^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=2839.

It is a super-2 number, since 2×16119842² = 519698612209928, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16119799 and 16119808.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 96443 + ... + 96609.

Almost surely, 2^16119842 is an apocalyptic number.

16119842 is a deficient number, since it is larger than the sum of its proper divisors (9720655).

16119842 is an equidigital number, since it uses as much as digits as its factorization.

16119842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370 (or 186 counting only the distinct ones).

The product of its digits is 3456, while the sum is 32.

The square root of 16119842 is about 4014.9523035772. The cubic root of 16119842 is about 252.6117768028.

Multiplying 16119842 by its sum of digits (32), we get a square (515834944 = 22712²).

It can be divided in two parts, 16119 and 842, that added together give a palindrome (16961).

The spelling of 16119842 in words is "sixteen million, one hundred nineteen thousand, eight hundred forty-two".