120609396 has 18 divisors (see below), whose sum is σ = 304873842. Its totient is φ = 40203120.

The previous prime is 120609371. The next prime is 120609403. The reversal of 120609396 is 693906021.

120609396 is a `hidden beast` number, since 12 + 0 + 609 + 39 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 112656996 + 7952400 = 10614^2 + 2820^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 3350261 = 120609396 / (1 + 2 + 0 + 6 + 0 + 9 + 3 + 9 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 120609396.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 1675095 + ... + 1675166.

Almost surely, 2^120609396 is an apocalyptic number.

It is an amenable number.

120609396 is an abundant number, since it is smaller than the sum of its proper divisors (184264446).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120609396 is a wasteful number, since it uses less digits than its factorization.

120609396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3350271 (or 3350266 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 36.

The square root of 120609396 is about 10982.2309209013. The cubic root of 120609396 is about 494.0759497927.

The spelling of 120609396 in words is "one hundred twenty million, six hundred nine thousand, three hundred ninety-six".