120684528 has 60 divisors (see below), whose sum is σ = 346892728. Its totient is φ = 39139200.

The previous prime is 120684521. The next prime is 120684539. The reversal of 120684528 is 825486021.

120684528 is a `hidden beast` number, since 120 + 6 + 8 + 4 + 528 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 120684492 and 120684501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120684521) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 5998 + ... + 16653.

Almost surely, 2^120684528 is an apocalyptic number.

120684528 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

120684528 is an abundant number, since it is smaller than the sum of its proper divisors (226208200).

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

120684528 is a wasteful number, since it uses less digits than its factorization.

120684528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22702 (or 22693 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 36.

The square root of 120684528 is about 10985.6510048335. The cubic root of 120684528 is about 494.1785211516.

The spelling of 120684528 in words is "one hundred twenty million, six hundred eighty-four thousand, five hundred twenty-eight".