120684450 has 48 divisors (see below), whose sum is σ = 312319296. Its totient is φ = 30782400.

The previous prime is 120684439. The next prime is 120684467. The reversal of 120684450 is 54486021.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14041 + ... + 20940.

It is an arithmetic number, because the mean of its divisors is an integer number (6506652).

Almost surely, 2^120684450 is an apocalyptic number.

120684450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120684450 is an abundant number, since it is smaller than the sum of its proper divisors (191634846).

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

120684450 is a wasteful number, since it uses less digits than its factorization.

120684450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35019 (or 35014 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 120684450 is about 10985.6474547475. The cubic root of 120684450 is about 494.1784146869.

The spelling of 120684450 in words is "one hundred twenty million, six hundred eighty-four thousand, four hundred fifty".