120413646 has 24 divisors (see below), whose sum is σ = 264473040. Its totient is φ = 39587616.

The previous prime is 120413633. The next prime is 120413663. The reversal of 120413646 is 646314021.

120413646 is a `hidden beast` number, since 1 + 2 + 0 + 4 + 13 + 646 = 666.

It is a super-2 number, since 2×120413646² = 28998892286026632, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 44506 + ... + 47133.

It is an arithmetic number, because the mean of its divisors is an integer number (11019710).

Almost surely, 2^120413646 is an apocalyptic number.

120413646 is an abundant number, since it is smaller than the sum of its proper divisors (144059394).

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

120413646 is a wasteful number, since it uses less digits than its factorization.

120413646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91720 (or 91717 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 120413646 is about 10973.3151781948. The cubic root of 120413646 is about 493.8085086677.

Adding to 120413646 its reverse (646314021), we get a palindrome (766727667).

The spelling of 120413646 in words is "one hundred twenty million, four hundred thirteen thousand, six hundred forty-six".