119784242 has 18 divisors (see below), whose sum is σ = 183929949. Its totient is φ = 58506840.

The previous prime is 119784191. The next prime is 119784251. The reversal of 119784242 is 242487911.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 114939841 + 4844401 = 10721^2 + 2201^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=7739.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 119784196 and 119784205.

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, 1098884 + ... + 1098992.

Almost surely, 2^119784242 is an apocalyptic number.

119784242 is a deficient number, since it is larger than the sum of its proper divisors (64145707).

119784242 is an frugal number, since it uses more digits than its factorization.

119784242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362 (or 182 counting only the distinct ones).

The product of its digits is 32256, while the sum is 38.

The square root of 119784242 is about 10944.5987592054. The cubic root of 119784242 is about 492.9466236389.

The spelling of 119784242 in words is "one hundred nineteen million, seven hundred eighty-four thousand, two hundred forty-two".