120506634 has 24 divisors (see below), whose sum is σ = 262051140. Its totient is φ = 40022208.

The previous prime is 120506627. The next prime is 120506647. The reversal of 120506634 is 436605021.

120506634 is a `hidden beast` number, since 1 + 20 + 5 + 0 + 6 + 634 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 118265625 + 2241009 = 10875^2 + 1497^2 .

It is a junction number, because it is equal to n+sod(n) for n = 120506598 and 120506607.

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 11 ways as a sum of consecutive naturals, for example, 7099 + ... + 17070.

Almost surely, 2^120506634 is an apocalyptic number.

120506634 is an abundant number, since it is smaller than the sum of its proper divisors (141544506).

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

120506634 is a wasteful number, since it uses less digits than its factorization.

120506634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24454 (or 24451 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 120506634 is about 10977.5513663112. The cubic root of 120506634 is about 493.9355885357.

The spelling of 120506634 in words is "one hundred twenty million, five hundred six thousand, six hundred thirty-four".