120836042 has 8 divisors (see below), whose sum is σ = 181318500. Its totient is φ = 60396544.

The previous prime is 120836033. The next prime is 120836087. The reversal of 120836042 is 240638021.

It can be written as a sum of positive squares in 2 ways, for example, as 117527281 + 3308761 = 10841^2 + 1819^2 .

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

It is an unprimeable number.

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, 2417 + ... + 15732.

Almost surely, 2^120836042 is an apocalyptic number.

120836042 is a deficient number, since it is larger than the sum of its proper divisors (60482458).

120836042 is a wasteful number, since it uses less digits than its factorization.

120836042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21480.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 120836042 is about 10992.5448372977. The cubic root of 120836042 is about 494.3852409731.

It can be divided in two parts, 12083 and 6042, that multiplied together give a triangular number (73005486 = T₁₂₀₈₃).

The spelling of 120836042 in words is "one hundred twenty million, eight hundred thirty-six thousand, forty-two".