120659436 has 48 divisors (see below), whose sum is σ = 316360800. Its totient is φ = 39764736.

The previous prime is 120659431. The next prime is 120659447. The reversal of 120659436 is 634956021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 120659436.

It is not an unprimeable number, because it can be changed into a prime (120659431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3336 + ... + 15888.

It is an arithmetic number, because the mean of its divisors is an integer number (6590850).

Almost surely, 2^120659436 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120659436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158180400).

120659436 is an abundant number, since it is smaller than the sum of its proper divisors (195701364).

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

120659436 is a wasteful number, since it uses less digits than its factorization.

120659436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12655 (or 12647 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 120659436 is about 10984.5089102791. The cubic root of 120659436 is about 494.1442699041.

The spelling of 120659436 in words is "one hundred twenty million, six hundred fifty-nine thousand, four hundred thirty-six".