120612650 has 24 divisors (see below), whose sum is σ = 224634060. Its totient is φ = 48181760.

The previous prime is 120612649. The next prime is 120612673. The reversal of 120612650 is 56216021.

It can be written as a sum of positive squares in 6 ways, for example, as 51739249 + 68873401 = 7193^2 + 8299^2 .

It is a super-2 number, since 2×120612650² = 29094822680045000, which contains 22 as substring.

It is a Curzon 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 11 ways as a sum of consecutive naturals, for example, 62906 + ... + 64794.

Almost surely, 2^120612650 is an apocalyptic number.

120612650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120612650 is a deficient number, since it is larger than the sum of its proper divisors (104021410).

120612650 is a wasteful number, since it uses less digits than its factorization.

120612650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3178 (or 3173 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 120612650 is about 10982.3790683076. The cubic root of 120612650 is about 494.0803930858.

Adding to 120612650 its reverse (56216021), we get a palindrome (176828671).

The spelling of 120612650 in words is "one hundred twenty million, six hundred twelve thousand, six hundred fifty".